If I try to click on the green "TAGGER" Icon to load the information of

http://127.0.0.1:8000/openalbum?id=1e7c755a-7f9b-47ef-b4a9-ca68eb00be31&t=1523102685

into Picard, the program crash without meaningful error message.

It doesn't matter If have 784 tracks loaded on the left side or no tracks at all.

Just for the records:

The above link works nearly instantly in Picard 1.4.2