Unable to search chat room

[julientregoat]

Nicotine+ version: 3.0.4
Operating System/Distribution: Fedora 33 5.11.15-200.fc33.x86_64

Describe the bug

I was trying to use the search feature in the main nicotine chatroom. my input was /s 'test'.
upon pressing enter, it immediately errored with a Ciritcal Bug and the following details and asked me to send a bug report.

Type: <class 'AttributeError'>
Value: 'Searches' object has no attribute 'do_search'
Traceback:   File "/usr/lib/python3.9/site-packages/pynicotine/gtkgui/chatrooms.py", line 1038, in on_enter
    self.frame.searches.do_search(args, 0)

Expected behavior

To search

Steps to reproduce the bug

Try to search using /s or /search