IllegalArgumentException and CLI crash with read-attribute in /system-property ------------------------------------------------------------------------------ Key: WFCORE-5247 URL: https://issues.redhat.com/browse/WFCORE-5247 Project: WildFly Core Issue Type: Bug Components: CLI Affects Versions: 14.0.0.Final Reporter: David Le Borgne Assignee: Parul Sharma Priority: Major Attachments: stack_trace.txt Pressing TAB after typing "read-attribute " in /system-property displays a java.lang.IllegalArgumentException: newValue is null message and exits JBoss CLI.   {{/opt/wildfly/bin/jboss-cli.sh --connect}} {{[standalone@localhost:9990 /] cd /system-property}} {{[standalone@localhost:9990 system-property] read-attribute <TAB>}} {{Exception in thread "CLI Terminal Connection (uninterruptable)" java.lang.IllegalArgumentException: newValue is null}}