Opening multiple files does not display the buffers with the files
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## Expected behavior, english is required
When indicating multiple files in the command line I want to see the open files

## The reproduce ways from Vim starting (Required!)
vim FILENAME1.txt FILENAME2.txt

## Output of the `:SPDebugInfo!`
`
<details><summary> SpaceVim debug information </summary>                                                                                               
                                                                                                                                                       
### SpaceVim options :                                                                                                                                 
                                                                                                                                                       
```toml                                                                                                                                                
  auto_disable_touchpad = 1                                                                                                                            
  autocomplete_method = 'deoplete'                                                                                                                     
  autocomplete_parens = 1                                                                                                                              
  bootstrap_before = 'myspacevim#before'                                                                                                               
  buffer_index_type = 4                                                                                                                                
  checkinstall = 1                                                                                                                                     
  code_runner_focus = 0                                                                                                                                
  colorscheme = 'gruvbox'                                                                                                                              
  colorscheme_bg = 'dark'                                                                                                                              
  colorscheme_default = 'desert'                                                                                                                       
  commandline_prompt = '>'                                                                                                                             
  custom_color_palette = []                                                                                                                            
  custom_plugins = []                                                                                                                                  
  data_dir = '/home/modolo/.cache/'                                                                                                                    
  debug_level = 1                                                                                                                                      
  default_custom_leader = '<Space>'                                                                                                                    
  default_indent = 2                                                                                                                                   
  disabled_plugins = []                                                                                                                                
  enable_bepo_layout = 0                                                                                                                               
  enable_cursorcolumn = 0                                                                                                                              
  enable_cursorline = 1                                                                                                                                
  enable_debug = 0                                                                                                                                     
  enable_googlesuggest = 0                                                                                                                             
  enable_guicolors = 1                                                                                                                                 
  enable_javacomplete2_py = 0                                                                                                                          
  enable_key_frequency = 0                                                                                                                             
  enable_language_specific_leader = 1                                                                                                                  
  enable_neocomplcache = 0                                                                                                                             
  enable_os_fileformat_icon = 0                                                                                                                        
  enable_powerline_fonts = 1                                                                                                                           
  enable_projects_cache = 1                                                                                                                            
  enable_statusline_bfpath = 0                                                                                                                         
  enable_statusline_mode = 0                                                                                                                           
  enable_statusline_tag = 1            
enable_tabline_filetype_icon = 1                                                                                                                     
  enable_tabline_ft_icon = 0                                                                                                                           
  enable_vimfiler_welcome = 1                                                                                                                          
  enable_ycm = 0                                                                                                                                       
  error_symbol = '✖'                                                                                                                                   
  escape_key_binding = 'jk'                                                                                                                            
  expand_tab = 1                                                                                                                                       
  file_searching_tools = []                                                                                                                            
  filemanager = 'nerdtree'                                                                                                                             
  filetree_direction = 'right'                                                                                                                         
  filetype_icons = {}                                                                                                                                  
  force_global_config = 0                                                                                                                              
  gitcommit_issue_icon = ''                                                                                                                           
  gitcommit_pr_icon = ''                                                                                                                              
  github_username = ''                                                                                                                                 
  guifont = ''                                                                                                                                         
  hiddenfileinfo = 1                                                                                                                                   
  home_files_number = 6                                                                                                                                
  hosts_url = 'https://raw.githubusercontent.com/racaljk/hosts/master/hosts'                                                                           
  info_symbol = 'ⓘ'                                                                                                                                    
  keep_server_alive = 1                                                                                                                                
  language = ''                                                                                                                                        
  leader_guide_default_group_name = ''                                                                                                                 
  leader_guide_flatten = 1                                                                                                                             
  leader_guide_hspace = 5                                                                                                                              
  leader_guide_max_size = 0                                                                                                                            
  leader_guide_position = 'botright'                                                                                                                   
  leader_guide_run_map_on_popup = 1                                                                                                                    
  leader_guide_sort_horizontal = 0                                                                                                                     
  leader_guide_submode_mappings = {'<C-C>': 'win_close'}                                                                                               
  leader_guide_vertical = 0                                                                                                                            
  lint_engine = 'neomake'                                                                                                                              
  lint_on_save = 1                                                                                                                                     
  lint_on_the_fly = 0                                                                                                                                  
  max_column = 120                                                                                                                                     
  plugin_bundle_dir = '/home/modolo/.cache/vimfiles/'                                                                                                  
  plugin_manager = 'dein'                                                                                                                              
  plugin_manager_processes = 16                                                                                                                        
  plugin_name = 'vim-grepper'                                       
 project_auto_root = 1                                                                                                                                
  project_non_root = ''                                                                                                                                
  project_rooter_outermost = 1                                                                                                                         
  project_rooter_patterns = ['.git/', '_darcs/', '.hg/', '.bzr/', '.svn/', '.SpaceVim.d/']                                                             
  projects_cache_num = 20                                                                                                                              
  realtime_leader_guide = 1                                                                                                                            
  relativenumber = 1                                                                                                                                   
  search_tools = ['rg', 'ag', 'pt', 'ack', 'grep', 'findstr', 'git']                                                                                   
  sidebar_direction = ''                                                                                                                               
  sidebar_width = 30                                                                                                                                   
  smartcloseignoreft = ['tagbar', 'vimfiler', 'defx', 'SpaceVimRunner', 'SpaceVimREPL', 'SpaceVimQuickFix', 'HelpDescribe', 'VebuggerShell', 'VebuggerT
erminal', 'SpaceVimTabsManager']                                                                                                                       
  smartcloseignorewin = ['__Tagbar__', 'vimfiler:default']                                                                                             
  snippet_engine = 'neosnippet'                                                                                                                        
  src_root = 'E:\sources\'                                                                                                                             
  statusline_iseparator = 'arrow'                                                                                                                      
  statusline_left = ['winnr', 'filename', 'major mode', 'search count', 'syntax checking', 'minor mode lighters']                                      
  statusline_right = ['fileformat', 'cursorpos', 'percentage']                                                                                         
  statusline_separator = 'arrow'                                                                                                                       
  statusline_unicode = 1                                                                                                                               
  terminal_cursor_shape = 2                                                                                                                            
  todo_labels = ['fixme', 'question', 'todo', 'idea']                                                                                                  
  todo_prefix = '@'                                                                                                                                    
  update_retry_cnt = 3                                                                                                                                 
  version = '2.0.0-dev'                                                                                                                                
  vim_help_language = 'en'                                                                                                                             
  vimcompatible = 0                                                                                                                                    
  warning_symbol = '⚠'                                                                                                                                 
  wildignore = '*/tmp/*,*.so,*.swp,*.zip,*.class,tags,*.jpg,*.ttf,*.TTF,*.png,*/target/*,.git,.svn,.hg,.DS_Store,*.svg'                                
  windisk_encoding = 'cp936'                                                                                                                           
  windows_index_type = 3                                                                                                                               
  windows_leader = 's'                                                                                                                                 
  windows_smartclose = 'q'                                                                                                                             
  wrap_line = 0                                          

### SpaceVim layers : 
```toml                                                                                                                                                
[[layers]]                                                                                                                                             
  name="autocomplete"                                                                                                                                  
  auto_completion_return_key_behavior='complete'                                                                                                       
  auto_completion_tab_key_behavior='smart'                                                                                                             
[[layers]]                                                                                                                                             
  name="checkers"                                                                                                                                      
[[layers]]                                                                                                                                             
  name="format"                                                                                                                                        
[[layers]]                                                                                                                                             
  name="edit"                                                                                                                                          
[[layers]]                                                                                                                                             
  name="ui"                                                                                                                                            
[[layers]]                                                                                                                                             
  name="core"                                                                                                                                          
  filetree_opened_icon=''                                                                                                                              
  filetree_show_hidden=0                                                                                                                               
  enable_smooth_scrolling=1                                                                                                                            
  filetree_closed_icon=''                                                                                                                              
[[layers]]                                                                                                                                             
  name="core#banner"                                                                                                                                   
[[layers]]                                                                                                                                             
  name="core#statusline"                                                                                                                               
[[layers]]                                                                                                                                             
  name="core#tabline"                                                                                                                                  
[[layers]]                                                                                                                                             
  name="shell"                                                                                                                                         
  default_position='top'                                                                                                                               
  default_height=30                                                                                                                                    
```                                                                                                                                                    
                                                                                                                                                       
### SpaceVim Health checking :                                                                                                                         
                                                                                                                                                       
SpaceVim clipboard support check report:                                                                                                               
Checking +clipboard:                                                                                                                                   
      SUCCEED!                                                                                                                                         
SpaceVim environment check report:                                                                                                                     
Current progpath: vim(/home/modolo/opt/nvim-linux64/bin/nvim)               
version: NVIM v0.8.0-dev+3-g3f2e9298b                                                                                                                  
OS: linux                                                                                                                                              
[shell, shellcmdflag, shellslash]: ['/usr/bin/zsh', '-c', 0]                                                                                           
SpaceVim lua support check report:                                                                                                                     
Checking +lua:                                                                                                                                         
      Failed : Known issue, neovim do not support lua now.                                                                                             
SpaceVim python support check report:                                                                                                                  
Checking +python3:                                                                                                                                     
      SUCCEED!                                                                                                                                         
Checking +python:                                                                                                                                      
      Failed : to support +python, you need run `pip2 install neovim`                                                                                  
autocomplete layer health:                                                                                                                             
                                                                                                                                                       
ok                                                                                                                                                     
                                                                                                                                                       
checkers layer health:                                                                                                                                 
                                                                                                                                                       
ok                                                                                                                                                     
                                                                                                                                                       
format layer health:                                                                                                                                   
                                                                                                                                                       
ok                                                                                                                                                     
                                                                                                                                                       
edit layer health:                                                                                                                                     
                                                                                                                                                       
ok                                                                                                                                                     
                                                                                                                                                       
ui layer health:                                                                                                                                       
                                                                                                                                                       
ok                                                                                                                                                     
                                                                                                                                                       
core layer health:                                                                                                                                     
                                                                                                                                                       
ok                                                                                                                                                     
                                                                                                                                                       
core#banner layer health:                                                                                                                              
                                                                                                                                                       
ok                                    

ok                                                                                                                                                     
                                                                                                                                                       
core#statusline layer health:                                                                                                                          
                                                                                                                                                       
ok                                                                                                                                                     
                                                                                                                                                       
core#tabline layer health:                                                                                                                             
                                                                                                                                                       
ok                                                                                                                                                     
                                                                                                                                                       
shell layer health:                                                                                                                                    
                                                                                                                                                       
ok                                                                                                                                                     
                                                                                                                                                       
                                                                                                                                                       
### SpaceVim runtime log :                                                                                                                             
                                                                                                                                                       
```log                                                                                                                                                 
[ SpaceVim ] : logger file  does not exists, only log for current process will be shown!                                                               
[ SpaceVim ] [16:20:50] [0.000] [  Info ] Loading SpaceVim from: /home/modolo/.SpaceVim/                                                               
[ SpaceVim ] [16:20:50] [0.216] [  Info ] Startup with no argv, current dir is used: /tmp                                                              
[ SpaceVim ] [16:20:50] [0.226] [  Info ] start loading global config >>>                                                                              
[ SpaceVim ] [16:20:50] [0.226] [  Info ] global_dir is: /home/modolo/.SpaceVim.d/                                                                     
[ SpaceVim ] [16:20:50] [0.227] [  Info ] start to apply config [glob]                                                                                 
[ SpaceVim ] [16:20:50] [0.229] [  Info ] Could not find project local config                                                                          
[ SpaceVim ] [16:20:50] [0.231] [  Info ] SpaceVim server startup at:/tmp/spacevim_nvim_server                                                         
[ SpaceVim ] [16:20:50] [0.278] [  Info ] the func has been added to mode:syntax-checking                                                              
[ SpaceVim ] [16:20:51] [0.325] [  Info ] the func has been added to mode:spell-checking                                                               
[ SpaceVim ] [16:20:51] [0.326] [  Info ] the func has been added to mode:paste-mode                                                                   
[ SpaceVim ] [16:20:51] [0.389] [  Info ] finished loading SpaceVim!                                                                                   
[ SpaceVim ] [16:20:51] [0.476] [  Info ] try to open SpaceVim welcome page                                                                            
[   rooter ] [16:20:51] [0.554] [  Info ] Load projects cache from: /home/modolo/.cache/SpaceVim/projects.json                                         
[ SpaceVim ] [16:20:54] [3.956] [  Info ] the func has been added to mode:syntax-checking                                                              
[ SpaceVim ] [16:20:54] [3.971] [  Info ] the func has been added to mode:spell-checking                                                               
[ SpaceVim ] [16:20:54] [3.972] [  Info ] the func has been added to mode:paste-mode                                                                   
```                                                                                                                                                    
</details>                                                                             
`
If I switch to version 1.9.0 I can open more than one file without any problem. One note is that the files are opened but not displayed.

## Screenshots

I recorded the opening of a file (vim FILENAME1.txt) that works and with two files that in the case are not displayed

[spacevim.cast.zip](https://github.com/SpaceVim/SpaceVim/files/8500529/spacevim.cast.zip)

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