Description

can't access property "trim", this.state.filterString is null RoomDirectory.tsx:413 

Steps to reproduce

0. Be logged into Element Web.
1. Open "Explore rooms".
2. Type anything into the search. (This search term must not have any results on the server you switch to in step 3!)
3. Change the server in the Server dropdown.
4. Click the red X in the search term input.

Describe how what happens differs from what you expected.

A JavaScript error occurs and the "Explore rooms" modal closes itself.

Logs being sent: yes

Version information

• Platform: web

For the web app:

• Browser: Mozilla Firefox Dev Edition 90.0b4
• OS: Manjaro Linux (Arch repo)
• URL: staging.element.io 1.7.32-rc.1