“SecurityException: sealing violation” when starting Derby connection

Question

I need do start the derby server from my java application using \"org.apache.derby.drda.NetworkServerControl\" class.
When I try to start the server it thro

Answer 1

I was facing same problem. I was packaging my application using One Jar. One Jar has it's own class loader which could cause the issue. If you are using One Jar, Try packaging your app without One Jar and verify.