java.lang.NullPointerException: Attempt to write to field 'int android.support.v4.app.Fragment.mNext
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报错~~
错误描述
java.lang.NullPointerException: Attempt to write to field ‘int android.support.v4.app.Fragment.mNextAnim’ on a null object reference
错误名称
空指针异常
错误原因
1fragment没有赋值
2在fragment为null的时候show或hide或remove了。
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