TaskBar generates huge syslog

[Zoltán Süle]

Ubuntu 18.04
Gnome 3.28.1

This pattern repeating 10 times in every second and it takes 3GB in 1 hour then the whole system slows down.

May 20 19:53:15 computer gnome-shell[3015]: ../../../../gobject/gsignal.c:2641: instance '0x55844aecbfd0' has no handler with id '66069'
May 20 19:53:15 computer gnome-shell[3015]: Object St.Button (0x55844aecbfd0), has been already deallocated - impossible to access to it. This might be caused by the fact that the object has been destroyed from C code using something such as destroy(), dispose(), or remove() vfuncs
May 20 19:53:15 computer gnome-shell[3015]: message repeated 2 times: [ Object St.Button (0x55844aecbfd0), has been already deallocated - impossible to access to it. This might be caused by the fact that the object has been destroyed from C code using something such as destroy(), dispose(), or remove() vfuncs]
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: == Stack trace for context 0x558449094340 ==
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #0 0x558449441878 i /<email address hidden>/extension.js:317 (0x7f6c5eaeabc0 @ 254)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #1 0x7ffc6e3fafb0 I resource:///org/gnome/gjs/modules/_legacy.js:82 (0x7f6c9c3b5de0 @ 71)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #2 0x5584494417e0 i resource:///org/gnome/gjs/modules/lang.js:97 (0x7f6c9c3c74d8 @ 101)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: == Stack trace for context 0x558449094340 ==
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #0 0x558449441968 i resource:///org/gnome/gjs/modules/overrides/GObject.js:452 (0x7f6c9c3c3890 @ 25)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #1 0x7ffc6e3fa340 b /<email address hidden>/extension.js:266 (0x7f6c5eaeaab0 @ 79)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #2 0x7ffc6e3fa3a0 I resource:///org/gnome/gjs/modules/_legacy.js:82 (0x7f6c9c3b5de0 @ 71)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #3 0x558449441878 i /<email address hidden>/extension.js:323 (0x7f6c5eaeabc0 @ 529)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #4 0x7ffc6e3fafb0 I resource:///org/gnome/gjs/modules/_legacy.js:82 (0x7f6c9c3b5de0 @ 71)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #5 0x5584494417e0 i resource:///org/gnome/gjs/modules/lang.js:97 (0x7f6c9c3c74d8 @ 101)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: == Stack trace for context 0x558449094340 ==
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #0 0x7ffc6e3fa340 b /<email address hidden>/extension.js:267 (0x7f6c5eaeaab0 @ 104)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #1 0x7ffc6e3fa3a0 I resource:///org/gnome/gjs/modules/_legacy.js:82 (0x7f6c9c3b5de0 @ 71)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #2 0x558449441878 i /<email address hidden>/extension.js:323 (0x7f6c5eaeabc0 @ 529)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #3 0x7ffc6e3fafb0 I resource:///org/gnome/gjs/modules/_legacy.js:82 (0x7f6c9c3b5de0 @ 71)
May 20 19:53:15 computer org.gnome.Shell.desktop[3015]: #4 0x5584494417e0 i resource:///org/gnome/gjs/modules/lang.js:97 (0x7f6c9c3c74d8 @ 101)