打电话时
MyAuthProvider.handleSignup（ctx（））;
播放返回IllegalStateException：无值
仅当我在调用之前调用myAccount.save（）时才会发生这种情况。
myAccount是我让系统处理注册并创建用户之前首先创建的实体模型。我用Ebeans。
线：
！ @ 6faie6mj9-内部服务器错误，用于（POST）[/ signup]->
play.api.Application$$anon$1: Execution exception[[IllegalStateException: No value]]
at play.api.Application$class.handleError(Application.scala:289) ~ [play_2.10.jar:2.1.3]
at play.api.DefaultApplication.handleError(Application.scala:383) [play_2.10.jar:2.1.3]
at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$play$core$server$netty$PlayDefaultUpstreamHandler$$handle$1$1.apply(PlayDefaultUpstreamHandler.scala:143) [play_2.10.jar:2.1.3]
at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$play$core$server$netty$PlayDefaultUpstreamHandler$$handle$1$1.apply(PlayDefaultUpstreamHandler.scala:139) [play_2.10.jar:2.1.3]
at play.api.libs.concurrent.PlayPromise$$anonfun$extend1$1.apply(Promise.scala:113) [play_2.10.jar:2.1.3]
at play.api.libs.concurrent.PlayPromise$$anonfun$extend1$1.apply(Promise.scala:113) [play_2.10.jar:2.1.3]
java.lang.IllegalStateException: No value
at play.libs.F$None.get(F.java:547) ~[play_2.10.jar:2.1.3]
at play.data.Form.get(Form.java:525) ~[play-java_2.10.jar:2.1.3]
at com.feth.play.module.pa.providers.password.UsernamePasswordAuthProvider.getSignup(UsernamePasswordAuthProvider.java:153) ~[play-authenticate_2.10-0.2.5-SNAPSHOT.jar:0.2.5-SNAPSHOT]
at com.feth.play.module.pa.providers.password.UsernamePasswordAuthProvider.authenticate(UsernamePasswordAuthProvider.java:84) ~[play-authenticate_2.10-0.2.5-SNAPSHOT.jar:0.2.5-SNAPSHOT]
at com.feth.play.module.pa.PlayAuthenticate.handleAuthentication(PlayAuthenticate.java:442) ~[play-authenticate_2.10-0.2.5-SNAPSHOT.jar:0.2.5-SNAPSHOT]
at com.feth.play.module.pa.providers.password.UsernamePasswordAuthProvider.handleSignup(UsernamePasswordAuthProvider.java:145) ~[play-authenticate_2.10-0.2.5-SNAPSHOT.jar:0.2.5-SNAPSHOT]
最佳答案
我通过使用play命令解决了这个问题：
play clean
play clean-files;
play update
play reload
play compile
play run
如果您正在使用激活器，请替换激活器播放。