Hi,
Please review the fix for JDK 9 Bug: https://bugs.openjdk.java.net/browse/JDK-7108290 Webrev: http://cr.openjdk.java.net/~pkbalakr/7108290/webrev.00/ Cause: Mouse pressed event was consumed by JPopupMenu during cancelation of Popup. Except for Metal and Aqua LAF(Mac), this issue is reproducible in all supported Look And Feels. Fix: Mouse pressed event consumption is Disabled for JPopupMenu during cancelation of Popup. Regards, Prem