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我第一次使用播放框架，在Ubuntu 14上，與現有的項目。當我嘗試運行應用程序時，出現以下錯誤：播放框架：意外的異常：在應用類play.classloading.enhancers.LVEnhancer
Internal Server Error (500) for request GET/
Oops: UnexpectedException
Unexpected error : While applying [email protected] on models.BookingDTO, caused by exception UnexpectedException: While applying class play.classloading.enhancers.LVEnhancer on models.BookingDTO
play.exceptions.UnexpectedException: While applying [email protected] on models.BookingDTO
at play.plugins.PluginCollection.enhance(PluginCollection.java:582)
at play.classloading.ApplicationClasses$ApplicationClass.enhance(ApplicationClasses.java:242)
at play.classloading.ApplicationClassloader.loadApplicationClass(ApplicationClassloader.java:164)
at play.classloading.ApplicationClassloader.getAllClasses(ApplicationClassloader.java:431)
at play.Play.start(Play.java:527)
at play.Play.detectChanges(Play.java:647)
at play.Invoker$Invocation.init(Invoker.java:205)
at Invocation.HTTP Request(Play!)
Caused by: play.exceptions.UnexpectedException: While applying class play.classloading.enhancers.LVEnhancer on models.BookingDTO
at play.CorePlugin.enhance(CorePlugin.java:314)
at play.plugins.PluginCollection.enhance(PluginCollection.java:577)
... 7 more
Caused by: play.exceptions.UnexpectedException: LVEnhancer: cannot enhance the behavior 'models.BookingDTO.findAllNextBookings(java.lang.String)'
at play.classloading.enhancers.LVEnhancer.enhanceThisClass(LVEnhancer.java:112)
at play.CorePlugin.enhance(CorePlugin.java:309)
... 8 more
Caused by: java.lang.NullPointerException
at bytecodeparser.CodeParser.parse(CodeParser.java:53)
at bytecodeparser.analysis.stack.StackAnalyzer.init(StackAnalyzer.java:91)
怎麼回事？
你得到一個NullPointerException;）但是我們認真的需要更多的信息。你在跑什麼節目？你嘗試過調試嗎？ – Kris