Fatal error by Java runtime environment

Question

I am executing a junit test case

I got the following error,

A fatal error has been detected by the Java Runtime Environment:

Internal Error (classFi         


        

Answer 1

Go to Run As -> Run Configurations... and select the configuration you are using.
Select the Class Path tab and select BootStrap Entries.
Click on Advance, then Add Library and select JRE System Library.
Bring it up and make it the first entry in the BootstrapEntries List.

Apply and Run...