-javaIDE, hudson #4760, fresh userdir
-add $NB_HG_ROOT to favorites
-right-click on the "groovy.kit" node/folder and invoke open project
-wait a while
-right-click on the "groovy.kit" node/folder and invoke open project again
=> see attached screeshot of project view
Created attachment 75642 [details]
Reproduced. Really annoying.
Integrated into 'main-golden', will be available in build *200902121452* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress)
User: Jaroslav Tulach <email@example.com>
Log: #156536: Using both sides equality to prevent duplicated open of fake project and its original one. Plus fixing unstability of the waitProjectsOpen() test method by ignoring calls that might arrive from AWT.