opened old workspace with a remote deployment setup without a matching host/path names and I got:

"Could not publish to server" and a NPE exception:

java.lang.NullPointerException
at org.jboss.ide.eclipse.as.rse.core.RSEUtils.getRSEConfigName(RSEUtils.java:75)
at org.jboss.ide.eclipse.as.rse.core.RSEUtils.getDeployRootFolder(RSEUtils.java:109)
at org.jboss.ide.eclipse.as.rse.core.RSEUtils.getDeployRootFolder(RSEUtils.java:79)
at org.jboss.ide.eclipse.as.rse.core.RSEPublishMethod.loadRemoteDeploymentDetails(RSEPublishMethod.java:169)
at org.jboss.ide.eclipse.as.rse.core.RSEPublishMethod.publishStart(RSEPublishMethod.java:67)
at org.jboss.ide.eclipse.as.core.server.internal.DeployableServerBehavior.publishStart(DeployableServerBehavior.java:64)
at org.eclipse.wst.server.core.model.ServerBehaviourDelegate.publish(ServerBehaviourDelegate.java:927)
at org.eclipse.wst.server.core.model.ServerBehaviourDelegate.publish(ServerBehaviourDelegate.java:774)
at org.eclipse.wst.server.core.internal.Server.publishImpl(Server.java:3087)
at org.eclipse.wst.server.core.internal.Server$PublishJob.run(Server.java:345)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)

Why arne't our server adapters checking their setup before NPE'ing ?