A DESCRIPTION OF THE PROBLEM :
If the release-info plugin is specified as --release-info=del without any keys, a NPE occurs. This should either report an error, or act as a no operation.

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Any valid jlink command line with --release-info=del in it

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
error or no operation
ACTUAL -
crash with NPE

FREQUENCY : always