问Play Framework2.2:错误:此异常已用id记录

EN

This exception has been logged with id 6ilmmm0fk. 

play.api.Application$$anon$1: Execution exception[[SQLException: Timed out waiting for a free available connection.]]
        at play.api.Application$class.handleError(Application.scala:293) ~[com.typesafe.play.play_2.10-2.2.2.jar:2.2.2]
        at play.api.DefaultApplication.handleError(Application.scala:399) [com.typesafe.play.play_2.10-2.2.2.jar:2.2.2]
        at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$2$$anonfun$applyOrElse$3.apply(PlayDefaultUpstreamHandler.scala:261) [com.typesafe.play.play_2.10-2.2.2.jar:2.2.2]
        at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$2$$anonfun$applyOrElse$3.apply(PlayDefaultUpstreamHandler.scala:261) [com.typesafe.play.play_2.10-2.2.2.jar:2.2.2]        at scala.Option.map(Option.scala:145) [org.scala-lang.scala-library-2.10.3.jar:na]
        at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$2.applyOrElse(PlayDefaultUpstreamHandler.scala:261) [com.typesafe.play.play_2.10-2.2.2.jar:2.2.2]
Caused by: java.sql.SQLException: Timed out waiting for a free available connection.
        at com.jolbox.bonecp.DefaultConnectionStrategy.getConnectionInternal(DefaultConnectionStrategy.java:88) ~[com.jolbox.bonecp-0.8.0.RELEASE.jar:na]
        at com.jolbox.bonecp.AbstractConnectionStrategy.getConnection(AbstractConnectionStrategy.java:90) ~[com.jolbox.bonecp-0.8.0.RELEASE.jar:na]
        at com.jolbox.bonecp.BoneCP.getConnection(BoneCP.java:553) ~[com.jolbox.bonecp-0.8.0.RELEASE.jar:na]
        at com.jolbox.bonecp.BoneCPDataSource.getConnection(BoneCPDataSource.java:131) ~[com.jolbox.bonecp-0.8.0.RELEASE.jar:na]
        at play.api.db.DBApi$class.getConnection(DB.scala:67) ~[com.typesafe.play.play-jdbc_2.10-2.2.2.jar:2.2.2]
        at play.api.db.BoneCPApi.getConnection(DB.scala:276) ~[com.typesafe.play.play-jdbc_2.10-2.2.2.jar:2.2.2][^[[31merror^[[0m] play - Cannot invoke the action, eventually got an error: java.sql.SQLException: Timed out waiting for a free available connection.
[^[[31merror^[[0m] application

try{
      Ebean.beginTransaction()
       // All code goes here
       //
      Ebean.commitTransaction()
}catch{
       e.printStackTrace();
}finally{
      Ebean.endTransaction();
}