message: Initialise shaders to 0
diff: @@ -480,6 +480,7 @@ void GLReplay::InitDebugData()
  DebugData.fixedcolFragShader = DebugData.quadoverdrawFragShader = 0;
  DebugData.quadoverdrawResolveProg = 0;
  + DebugData.fixedcolFragShaderSPIRV = DebugData.quadoverdrawFragShaderSPIRV = 0;
  if(IsGLES)
  {
  