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JSF Q&A » JPA » cdi 

1. Exception while lazily loading a collection from entity    stackoverflow.com

I fear that I miss a very basic point, but I'm stuck at the moment, hopefully someone can point my eyes starring to hard at it to the right one... I try ...

2. Question about multi-threading and EntityManager    stackoverflow.com

I have been developing my web-app using JPA 2.0 implementation EclipseLink 2.2.0. I finally got around to running multi-threaded code and I got this exception: 

java.lang.IllegalStateException: Attempting to execute an operation ...
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