I'm getting a JavaEmbeddedFrame tray in my centos7 taskbar whenever I open the Spark Messenger application. This tray I'm not able to close and do any other actions. Is there any way to fix this issue.
CentOS Linux release 7.6.1810 (Core)
java -version
openjdk version "1.8.0_191"
OpenJDK Runtime Environment (build 1.8.0_191-b12)
OpenJDK 64-Bit Server VM (build 25.191-b12, mixed mode)
Spark 2.8.3