I created a delegate java class "prog.java" in classes package, I exported it in jar and I had put the jar in lib folder of my application activiti-rest then I deploye it.
i got his erreur:
I solved the problem, it was in the glassfish server version. I had to use glassfish 4 instead of 3
thanks for your request
could you please share some code snippet or your code package?
I am facing the same problem with Java class
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