模拟器无法正常工作

Question

启动模拟器时出现这些错误。如何摆脱它。

    1:53 AM Emulator: compileAndValidateCoreShader: fail to compile. infolog Fragment shader failed to compile with the following errors:

1:53 AM Emulator: ERROR: 0:85: error(#143) Undeclared identifier undefined

1:53 AM Emulator: ERROR: 0:85: error(#132) Syntax error: '<' parse error

1:53 AM Emulator: ERROR: error(#273) 2 compilation errors.  No code generated

1:53 AM Emulator: 

1:53 AM Emulator: linkAndValidateProgram: fail to link program. infolog: Fragment shader(s) were not successfully compiled before glLinkProgram() was called.  Link failed.

1:53 AM Emulator: 

1:53 AM Emulator: compileAndValidateCoreShader: fail to compile. infolog Fragment shader failed to compile with the following errors:

1:53 AM Emulator: ERROR: 0:85: error(#143) Undeclared identifier undefined

1:53 AM Emulator: ERROR: 0:85: error(#132) Syntax error: '<' parse error

1:53 AM Emulator: ERROR: error(#273) 2 compilation errors.  No code generated

1:53 AM Emulator: 

1:53 AM Emulator: linkAndValidateProgram: fail to link program. infolog: Fragment shader(s) were not successfully compiled before glLinkProgram() was called.  Link failed.

1:53 AM Emulator: 

1:53 AM Emulator: glClear:466 GL err 0x502

请帮助我。我如何启动模拟器