firt time start mining litecoin "error -11...." i'd like to understand more abou how to fix this..
- Ubuntu 14.04.2 LTS (Trusty Tahr)
- 64 bit notebook
- videocard: ATI Radeon™ HD 5000 Series model: 5470M
- cgminer: 3.7.2
- 3D Acelerator active $ glxinfo | grep render direct rendering: Yes OpenGL renderer string: AMD Mobility Radeon HD 5000 Series GL_KTX_buffer_region, GL_NV_blend_square, GL_NV_conditional_render, GL_KTX_buffer_region, GL_NV_blend_square, GL_NV_conditional_render,
- cgminer:
$./cgminer -n
[2015-02-28 00:55:42] CL Platform 0 vendor: Advanced Micro Devices, Inc.
[2015-02-28 00:55:42] CL Platform 0 name: AMD Accelerated Parallel Processing
[2015-02-28 00:55:42] CL Platform 0 version: OpenCL 1.2 AMD-APP (1411.4)
[2015-02-28 00:55:42] Platform 0 devices: 1
[2015-02-28 00:55:42] 0 Cedar
[2015-02-28 00:55:42] GPU 0 AMD Mobility Radeon HD 5000 Series hardware monitoring enabled [2015-02-28 00:55:42] 1 GPU devices max detected
[2015-02-28 00:55:42] USB all: found 6 devices - listing known devices
[2015-02-28 00:55:42] No known USB devices
$ - mining scrypt:
!/bin/sh
export DISPLAY=:0 export GPU_MAX_ALLOC_PERCENT=100 export GPU_USE_SYNC_OBJECTS=1 ./cgminer --scrypt --url=stratum+tcp://us2.pool.org:3333 --userpass=my.worker:1 --url=stratum+tcp://us.lite.pool.org:3333 --userpass=my.worker:1 --failover-only --shaders=80 --intensity=19
ERROR -11 starting scrypt: [2015-02-28 00:51:13] Started cgminer 3.7.2 [2015-02-28 00:51:13] Started cgminer 3.7.2 [2015-02-28 00:51:13] Probing for an alive pool [2015-02-28 00:51:14] Pool 0 difficulty changed to 1024 [2015-02-28 00:51:14] Error -11: Building Program (clBuildProgram) [2015-02-28 00:51:14] "/tmp/OCL2443T5.cl", line 762: warning: variable "ySIZE" was declared but never referenced
const uint ySIZE = (1024/LOOKUP_GAP+(1024%LOOKUP_GAP>0));
"/tmp/OCL2443T5.cl", line 814: error: work group size exceeds the maximum
[2015-02-28 00:51:14] Failed to init GPU thread 0, disabling device 0 [2015-02-28 00:51:14] Restarting the GPU from the menu will not fix this. [2015-02-28 00:51:14] Try restarting cgminer. Press enter to continue: