error running .... stuck using 2.4
*** ccminer alexis-hsr for nVidia GPUs from alexis78@github ***
*** Built with VC++ 2013 and nVidia CUDA SDK 8.0 (Not recommended prefer 7.5)

*** Based on tpruvot@github ccminer
*** Originally based on Christian Buchner and Christian H. project
*** Include some of the work of djm34, sp, tsiv and klausT.

[2018-01-19 12:41:18] Starting on stratum+tcp://:
[2018-01-19 12:41:18] NVAPI GPU monitoring enabled.
[2018-01-19 12:41:18] 4 miner threads started, using 'veltor' algorithm.
[2018-01-19 12:41:19] JSON decode failed(1): unable to decode byte 0xad
[2018-01-19 12:41:19] ...retry after 30 seconds
[2018-01-19 12:41:50] ...retry after 30 seconds
[2018-01-19 12:42:21] ...retry after 30 seconds
[2018-01-19 12:42:52] ...retry after 30 seconds
[2018-01-19 12:43:23] ...retry after 30 seconds
[2018-01-19 12:43:54] JSON decode failed(1): '[' or '{' expected near '\'
[2018-01-19 12:43:54] ...retry after 30 seconds
[2018-01-19 12:44:24] JSON decode failed(1): '[' or '{' expected near ''
[2018-01-19 12:44:24] ...retry after 30 seconds
[2018-01-19 12:44:55] ...retry after 30 seconds
[2018-01-19 12:45:26] ...retry after 30 seconds
[2018-01-19 12:45:57] ...retry after 30 seconds
[2018-01-19 12:46:29] ...retry after 30 seconds
[2018-01-19 12:47:00] ...retry after 30 seconds