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element-hq / element-web

A glossy Matrix collaboration client for the web.
https://element.io
GNU Affero General Public License v3.0
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timeline scroll issues again #26760

Open jjj333-p opened 9 months ago

jjj333-p commented 9 months ago

Steps to reproduce

  1. go into #foundation-office:matrix.org
  2. jump to around https://matrix.to/#/!dSMpkVKGgQHlgBDSpo:matrix.org/$a34e4zp5TIkHnjIK7-XTIEbxYGR2QRhAWPcsh5ta3mg?via=matrix.org&via=element.io&via=envs.net
  3. try to scroll down
  4. refuses to scroll down and jumps back up

=====================================

  1. try to scroll up much past https://matrix.to/#/!dSMpkVKGgQHlgBDSpo:matrix.org/$SQDCDjnsnOEWQjT5-mGEgwqQi55pqnZLrjQuumoNlew?via=matrix.org&via=element.io&via=envs.net
  2. element hangs and crashes image

Outcome

What did you expect?

to be able to scroll the room timeline

What happened instead?

element either bugs out or hangs and crashes, appears to be some sort of ram leak

see a lot of spam of 

FetchHttpApi: <-- GET https://matrix.envs.net/_matrix/client/v3/sync?filter=xxx&timeout=xxx&set_presence=xxx&since=xxx [517ms 200] rageshake.ts:74:16

and some 

=$8q-fYysMuJ2gDBRiMx08ULIIlkdGS9BfCkgijCHU9SY that does not belong in timeline=!dSMpkVKGgQHlgBDSpo:matrix.org:2023-12-14T00:11:52.611Z timelineSet(threadId=undefined) rageshake.ts:74:16
Already have timeline for $qIctvOIk-sQQb20P-edKKW7g_o8OEULZECAmqm2Pue4 - joining timeline !dSMpkVKGgQHlgBDSpo:matrix.org:2023-12-14T00:11:52.611Z to !dSMpkVKGgQHlgBDSpo:matrix.org:2023-12-14T00:10:43.319Z rageshake.ts:74:16

image

in browser console

I'll try to send a /rageshake of the bug i get scrolling down into the affected area of the timeline, however i cannot send one of the hang and crash because it hangs the entire firefox tab and even operating the firefox console is impossible

screen recording: https://youtu.be/Kh36kpZC8wA

Operating system

Fedora Linux 38 (KDE Plasma) x86_64

Browser information

Mozilla Firefox version 120.0.1 (64 bit)

URL for webapp

app.element.io

Application version

Element version: 1.11.51 Crypto version: Olm 3.2.15

Homeserver

envs.net

Will you send logs?

Yes

### Tasks
jjj333-p commented 9 months ago

no idea how i added the T-Defect label :shrug:

babolivier commented 9 months ago

no idea how i added the T-Defect label 🤷

It's automatically added when opening a bug report:

https://github.com/element-hq/element-web/blob/4e952e7cb50ba9e0bebfc9751a049747b9cf68f1/.github/ISSUE_TEMPLATE/bug-web.yml?plain=1#L3