Error code standards關於「GL error 0x500」標籤，搜尋引擎有相關的訊息討論：
glDrawElements throws error code GL_INVALID_ENUM (0x500)stackoverflow.com › questions › gldrawelements-throws-er...将RenderTexture设置给Shader报错GL error 0x500 - Cocos中文社区forum.cocos.org › rendertexture-shader-gl-error-0x500-gl...Pre-existing GL error 0x500 - jogampforum.jogamp.org