Z 4 z 5 hwěžkow pohódnoćeny

wot Delusional Matt dnja Měrc 29, 2017 ·

Works well on Windows, does not work on Linux (content is not shown but the bar size remains large).

Tute pohódnoćenje je za předchadnu wersiju přidatka (2.1.0). 

wot jmozmoz (wuwiwar) Apryl 9, 2017 ·

... so this usually points to a problem with other installed addon. Can you disable them and check if you can reproduce the problem with only CompactHeader active?