0 hex-rich-osx-iOS spine::SkeletonRenderer::getTexture(spRegionAttachment*) const + 8
1 hex-rich-osx-iOS cocos2d::Renderer::visitRenderQueue(cocos2d::RenderQueue&) + 364
2 hex-rich-osx-iOS cocos2d::Renderer::render() + 104
3 hex-rich-osx-iOS cocos2d::Scene::render(cocos2d::Renderer*) + 312
4 hex-rich-osx-iOS cocos2d::Director::drawScene() + 192
5 hex-rich-osx-iOS cocos2d::DisplayLinkDirector::mainLoop() + 60
6 QuartzCore CA::Display::DisplayLinkItem::dispatch() + 40
runtime ver.2.1
This error may be caused by what reason?