Error 1208, please go to https://github.com/cocos-creator/engine/blob/master/EngineErrorMap.md#1208 to see details. Arguments:加载场景失败，因为已经被加载。用loadScene加载场景出现这个错误 ，怎么解决？请大佬指点一下，谢谢
Error 1208, please go to https://github.com/cocos-creator/engine/blob/master/EngineErrorMap.md#1208 to see details. Arguments:加载场景失败，因为已经被加载。用loadScene加载场景出现这个错误 ，怎么解决？请大佬指点一下，谢谢