almost from any input box if you click and drag ( hand icon appears ... ) if you release desktop app will not respond any more, just click on Grid size for example and move a bit leftward, when release the app locked.
devel0@main:/opt/easyeda$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 18.04.1 LTS
Release: 18.04
Codename: bionic
EasyEDA V5.8.20
BuiltDate: 10/25/2018
Brand new interactions and interfaces. 
Easy to use and quick to get started. 
