Eclipse中使用butterknife出现nullPointerException

① butterknife加入到你的libs,空指针

1.选择你的项目右键–>properties–>java compiler–>Annotation Processing(找不到请看②)–>勾选enable project specific settings

2.展开Annotation Processing–>Factory Path –>enable project specific settings–>add JARs–>butterknife.jar

②找不到Annotation Processing选项

1. Help –> Install New Software…

2. Work with 中选择 Juno -

3.在下面的 Name 中选择 Programming Languages 下 的 Eclipse Java Development Tools package

4.Next–>Finish–>OK了

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