I am new to Play, I have installed SBT 1.0.2, Scala IDE 4.6.1, from play documentation downloaded play-scala-starter-example project, i want to debug the project, i did following things.
1) Add sbt eclipse plugin in you project.sbt
addSbtPlugin("com.typesafe.sbteclipse" % "sbteclipse-plugin" % "5.2.2")
2) Set the environment as for debugging follow
set SBT_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5555
sbt run
3) Attache debugger to remote application in eclipse as
i) In Eclipse, right-click your project, then choose Debug As -> Debug Configurations...
ii) Right-click Remote Java Application, then click New. The host should already be set to localhost. Set the port to 5555 (the default port used by the play debug run command).
iii)Click Apply to save, then Debug to connect to your running Play instance