微信小游戏报错，sos

Creator 2.x
#1

Cannot read property ‘_owner’ of undefined;at setTimeout callback function
TypeError: Cannot read property ‘_owner’ of undefined
at Function.getInstantiatedMaterial (https://resources/engine/cocos2d/core/assets/material/CCMaterial.js:145:14)
at Function.getInstantiatedBuiltinMaterial (https://resources/engine/cocos2d/core/assets/material/CCMaterial.js:139:14)
at r._activateMaterial (https://resources/engine/cocos2d/core/components/CCSprite.js:525:18)
at r._applySpriteSize (https://resources/engine/cocos2d/core/components/CCSprite.js:585:18)
at r._onTextureLoaded (https://resources/engine/cocos2d/core/components/CCSprite.js:587:21)
at r.s (https://resources/engine/cocos2d/core/event/event.js:71:5)
at r.140.h.invoke (https://resources/engine/cocos2d/core/platform/deserialize.js:58:28)
at r._textureLoadedCallback (https://resources/engine/cocos2d/core/assets/CCSpriteFrame.js:392:5)
at r.s (https://resources/engine/cocos2d/core/event/event.js:71:5)
at r.140.h.invoke (https://resources/engine/cocos2d/core/platform/deserialize.js:58:28)

#2

加载的那张图尺寸是多大？