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cheptsov/gist:0b2de0377430828db696

Created July 17, 2015 12:50
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gistfile1.txt
(dao.topics outerJoin dao.comments on { case (topic, comment) => comment.topicId === topic.id }).list
Results in
play.api.Application$$anon$1: Execution exception[[SlickException: Expected a collection type, found UnassignedType]]
at play.api.Application$class.handleError(Application.scala:296) ~[play_2.11-2.3.7.jar:2.3.7]
at play.api.DefaultApplication.handleError(Application.scala:402) [play_2.11-2.3.7.jar:2.3.7]
at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$14$$anonfun$apply$1.applyOrElse(PlayDefaultUpstreamHandler.scala:205) [play_2.11-2.3.7.jar:2.3.7]
at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$14$$anonfun$apply$1.applyOrElse(PlayDefaultUpstreamHandler.scala:202) [play_2.11-2.3.7.jar:2.3.7]
at scala.runtime.AbstractPartialFunction.apply(AbstractPartialFunction.scala:36) [scala-library-2.11.5.jar:na]
Caused by: scala.slick.SlickException: Expected a collection type, found UnassignedType
at scala.slick.ast.TypeUtil$.asCollectionType$extension(Type.scala:240) ~[slick_2.11-2.1.0.jar:na]
at scala.slick.compiler.EmulateOuterJoins.convert(EmulateOuterJoins.scala:53) ~[slick_2.11-2.1.0.jar:na]
at scala.slick.compiler.EmulateOuterJoins$$anonfun$convert$1.apply(EmulateOuterJoins.scala:55) ~[slick_2.11-2.1.0.jar:na]
at scala.slick.compiler.EmulateOuterJoins$$anonfun$convert$1.apply(EmulateOuterJoins.scala:55) ~[slick_2.11-2.1.0.jar:na]
at scala.slick.ast.Util$$anonfun$mapOrNone$1.apply(Util.scala:15) ~[slick_2.11-2.1.0.jar:na]
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