求助!!!运行报错,cocos2dx-3.11.1

Assert failed: opengl view should not be null
Assertion failed!

Program: …\ElasticBall\proj.win32\Debug.win32\libcocos2d.dll
File: …\base\CCDirector.cpp
Line: 254

Expression: _openGLView

For information on how your program can cause an assertion
failure, see the Visual C++ documentation on asserts

(Press Retry to debug the application - JIT must be enabled)
{
gl.version: 3.3.10243 Compatibility Profile Context
gl.supports_NPOT: true
cocos2d.x.version: cocos2d-x-3.11.1
cocos2d.x.compiled_with_profiler: false
cocos2d.x.build_type: DEBUG
cocos2d.x.compiled_with_gl_state_cache: true
gl.max_texture_size: 8192
gl.supports_OES_packed_depth_stencil: false
gl.vendor: ATI Technologies Inc.
gl.renderer: ATI Radeon HD 2600 PRO
gl.max_texture_units: 32
gl.supports_ETC1: false
gl.supports_S3TC: true
gl.supports_ATITC: false
gl.supports_PVRTC: false
gl.supports_BGRA8888: false
gl.supports_discard_framebuffer: false
gl.supports_vertex_array_object: true
gl.supports_OES_depth24: false
}