I can't start mining (3x390). What is the problem? (sgminer -k lbry -o stratum+tcp://lbry.suprnova.cc:6256 -u MrGres.lbc1 -p 123)
[21:20:13] Started sgminer 5.4.0-nicehash
[21:20:13] * using Jansson 2.7
[21:20:17] Startup GPU initialization... Using settings from pool lbry.suprnova.cc.
[21:20:17] Startup Pool No = 0
[21:20:17] Building binary lbryHawaiigw256l4.bin
[21:20:17] Error -11: Building Program (clBuildProgram)
[21:20:17] C:\Users\R1msi\AppData\Local\Temp\\OCL3316T5.cl:1:10: fatal error: 'sha256.cl' file not found
#include "sha256.cl"
^
1 error generated.
error: Clang front-end compilation failed!
Frontend phase failed compilation.
Error: Compiling CL to IR
[21:20:17] Failed to init GPU thread 0, disabling device 0
[21:20:17] Restarting the GPU from the menu will not fix this.
[21:20:17] Re-check your configuration and try restarting.
Press enter to continue: