If you've run into common JAVA_HOME errors such as JAVA_HOME not found or JAVA_HOME set to an invalid directory, we've got the fix for you with these tips.

The persistence.xml file must be located in a folder named META-INF. It’s not good enough for the persistence.xml file to simply be on the classpath. It must be in the META-INF folder. As with the ...

3] End the MSIEXEC.EXE service If the above-listed methods did not help you fix the issue, you can try terminating the MSIEXEC.EXE service. Many users have found this method useful. Maybe it will ...