Reputation: 105
I just migrated my app from play 2.2->play 2.3 and am now having trouble migrating it from play 2.3->play 2.4, especially with the CommonsMailerPlugin. I'm getting the following runtime error:
play.api.UnexpectedException: Unexpected exception[ClassNotFoundException: play.api.libs.mailer.CommonsMailerPlugin]
at play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1$$anonfun$apply$1$$anonfun$1.apply(DevServerStart.scala:165) ~[play-server_2.11-2.4.0.jar:2.4.0]
at play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1$$anonfun$apply$1$$anonfun$1.apply(DevServerStart.scala:121) ~[play-server_2.11-2.4.0.jar:2.4.0]
at scala.Option.map(Option.scala:146) ~[scala-library-2.11.6.jar:na]
at play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1$$anonfun$apply$1.apply(DevServerStart.scala:121) ~[play-server_2.11-2.4.0.jar:2.4.0]
at play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1$$anonfun$apply$1.apply(DevServerStart.scala:119) ~[play-server_2.11-2.4.0.jar:2.4.0]
at scala.util.Success.flatMap(Try.scala:230) ~[scala-library-2.11.6.jar:na]
at play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1.apply(DevServerStart.scala:119) ~[play-server_2.11-2.4.0.jar:2.4.0]
at play.core.server.DevServerStart$$anonfun$mainDev$1$$anon$1$$anonfun$get$1.apply(DevServerStart.scala:111) ~[play-server_2.11-2.4.0.jar:2.4.0]
at scala.concurrent.impl.Future$PromiseCompletingRunnable.liftedTree1$1(Future.scala:24) ~[scala-library-2.11.6.jar:na]
at scala.concurrent.impl.Future$PromiseCompletingRunnable.run(Future.scala:24) ~[scala-library-2.11.6.jar:na]
Caused by: java.lang.ClassNotFoundException: play.api.libs.mailer.CommonsMailerPlugin
at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[na:1.8.0_45]
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[na:1.8.0_45]
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_45]
at java.lang.Class.forName0(Native Method) ~[na:1.8.0_45]
at java.lang.Class.forName(Class.java:348) ~[na:1.8.0_45]
at play.utils.Reflect$.getClass(Reflect.scala:142) ~[play_2.11-2.4.0.jar:2.4.0]
at play.api.Plugins$$anonfun$loadPlugins$1.apply(Plugins.scala:88) ~[play_2.11-2.4.0.jar:2.4.0]
at play.api.Plugins$$anonfun$loadPlugins$1.apply(Plugins.scala:87) ~[play_2.11-2.4.0.jar:2.4.0]
at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:245) ~[scala-library-2.11.6.jar:na]
at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:245) ~[scala-library-2.11.6.jar:na]}
Upvotes: 3
Views: 1449
Reputation: 858
Just follow instruction as per Play 2.4 Mailer and remove a reference to the Mailer plugin from conf/play.plugins file.
In my case it was the only line in the file, so I deleted the file.
Upvotes: 6
Reputation: 133
As far as I know Play 2.4 has new version of Mailer plugin. And there was a package changes:
com.typesafe.plugin.CommonsMailerPlugin - version 2.4.1 play.api.libs.mailer.CommonsMailerPlugin - version 2.3.x
Upvotes: 0