FOP2 Community Forum

Hello everyone,
I follwed this guide
http://www.fop2.com/docs/installation.php#Installationwithonecommand
I follwed the instructions in the readme - file in the fop2 install folder concerning FreePBX.
OS: Centos 7
Asterisk 16
WebGUI: Incrdible PBX 2020
FOP2 Version: 2.31.30
When I issue the command:

When I try to use the WebRTC Phone Plugin I get the following message on the board:

Also the only thing working once im loggedin in FOP2, is hanging up calls.
Is this a lincense thing? Any Ideas what went wrong? I used FOP2 in my testenviroment before and it worked just fine, but now with my new testenviroment, it won't.
Thank You in Advance