10.18 regression: setState triggers DOMException: Node.insertBefore: Child to insert before is not a child of this node #4221
Description
Describe the bug
Getting this error (and app gets completely stuck) with 10.19.2. Everything works fine after a downgrade to 10.18.2.
Uncaught (in promise) DOMException: Node.insertBefore: Child to insert before is not a child of this node
Preact 20
switchBuffer app.js:535
handleBufferListClick app.js:1573
items buffer-list.js:66
handleClick buffer-list.js:8
Preact 24
handleMessage app.js:1028
connect app.js:799
handleMessage client.js:450
reconnect client.js:178
reconnect client.js:176
Client client.js:153
connect app.js:762
handleMessage app.js:1124
Preact 6
handleMessage app.js:1110
connect app.js:799
handleMessage client.js:450
reconnect client.js:178
reconnect client.js:176
Client client.js:153
connect app.js:762
handleConfig app.js:390
App app.js:242
promise callback*App app.js:241
Preact 4
<anonymous> main.js:4
constants.js:2:13
Preact 5
switchBuffer app.js:535
handleBufferListClick app.js:1573
items buffer-list.js:66
handleClick buffer-list.js:8
Preact 24
handleMessage app.js:1028
connect app.js:799
handleMessage client.js:450
reconnect client.js:178
(Async: EventListener.handleEvent)
reconnect client.js:176
Client client.js:153
connect app.js:762
handleMessage app.js:1124
M Preact
some self-hosted:137
M Preact
some self-hosted:137
Preact 4
handleMessage app.js:1110
connect app.js:799
handleMessage client.js:450
reconnect client.js:178
(Async: EventListener.handleEvent)
reconnect client.js:176
Client client.js:153
connect app.js:762
handleConfig app.js:390
App app.js:242
(Async: promise callback)
App app.js:241
Preact 4
<anonymous> main.js:4
To Reproduce
I don't have a minimal reproducer (yet). Run npm update in gamja and then switch between tabs quickly.