Trembling Icons

[geyslan]

Every day I have to turn it off and on again to bypass this issue.
Please, see the screencast.

Screencast from 18-06-2020 11_01_09.zip

[geyslan]

I think it's due to a Java Application Icon (JNLP).

$ ps aux | grep -i java
uzu       332675  0.7  2.1 9272692 352068 ?      Sl   13:28   0:11 /usr/lib/jvm/java-8-jre/jre/bin/java -classpath /usr/lib/jvm/java-8-jre/jre/lib/deploy.jar -Djava.security.policy=file:/usr/lib/jvm/java-8-jre/jre/lib/security/javaws.policy -DtrustProxy=true -Xverify:remote -Djnlpx.home=/usr/lib/jvm/java-8-jre/jre/bin -Djava.security.manager -Djnlpx.origFilenameArg=/tmp/mozilla_uzu0/AssinadorJT.jnlp -Djnlpx.remove=false -Dsun.awt.warmup=true -Xbootclasspath/a:/usr/lib/jvm/java-8-jre/jre/lib/javaws.jar:/usr/lib/jvm/java-8-jre/jre/lib/deploy.jar:/usr/lib/jvm/java-8-jre/jre/lib/plugin.jar -Djnlpx.splashport=40469 -Djnlpx.jvm=/usr/lib/jvm/java-8-jre/jre/bin/java com.sun.javaws.Main /tmp/mozilla_uzu0/AssinadorJT.jnlp