Hey I'm having the same problem. I'm up to date on branch v1.x.x but no luck on the error.
Also composer is on 4.2.13 for my site.
how to remove icon from category?
If i only want image or just colored circle
Sorry if this question was already
Hi. Try to click on icon in Admin Control Panel of the forum manage->Categories in popup window choose blank icon
thx solved -)