Calendars not loading after Nextcloud 23.0.8 -> 24.0.4 upgrade

[mhbates]

Steps to reproduce

1. Upgrade from NC 23.0.8 to 24.0.4
2. Open calendar page

Expected behavior

All calendars load

Actual behaviour

Only 1 of 7 calendars actually load

Calendar app version

3.4.2

CalDAV-clients used

No response

Browser

Firefox

Client operating system

Windows 10

Server operating system

Ubuntu 20.04 LTS

Web server

Nginx

Database engine version

MariaDB

PHP engine version

PHP 8.1

Nextcloud version

24.0.4

Updated from an older installed version or fresh install

Updated from an older version

List of activated apps

No response

Nextcloud configuration

No response

Web server error log

{"reqId":"nIuT0e0DAlvuIOTQCodo","level":3,"time":"2022-08-12 13:59:14","remoteAddr":"xxxx","user":"xx","app":"PHP","method":"REPORT","url":"/remote.php/dav/calendars/xx/birthdays/","message":"Allowed memory size of 536870912 bytes exhausted (tried to allocate 4096 bytes) at /nextcloud/3rdparty/sabre/vobject/lib/Recur/RRuleIterator.php#680","userAgent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:103.0) Gecko/20100101 Firefox/103.0","version":"24.0.4.1","data":{"app":"PHP"}}
{"reqId":"rL9vAyblfYjw3Wz21ZuP","level":3,"time":"2022-08-12 13:59:15","remoteAddr":"xxxx","user":"xx","app":"PHP","method":"REPORT","url":"/remote.php/dav/calendars/xx/personal/","message":"Allowed memory size of 536870912 bytes exhausted (tried to allocate 4096 bytes) at /nextcloud/3rdparty/sabre/vobject/lib/Recur/RRuleIterator.php#680","userAgent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:103.0) Gecko/20100101 Firefox/103.0","version":"24.0.4.1","data":{"app":"PHP"}}
{"reqId":"zIV5sXW9fXSC5UQ2mWtq","level":3,"time":"2022-08-12 14:03:30","remoteAddr":"xxxx","user":"xx","app":"PHP","method":"REPORT","url":"/remote.php/dav/calendars/xx/chores/","message":"Allowed memory size of 536870912 bytes exhausted (tried to allocate 4096 bytes) at /nextcloud/3rdparty/sabre/vobject/lib/Recur/RRuleIterator.php#680","userAgent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:103.0) Gecko/20100101 Firefox/103.0","version":"24.0.4.1","data":{"app":"PHP"}}
{"reqId":"HodMteB2ruO1ACQC5Dd9","level":3,"time":"2022-08-12 14:03:30","remoteAddr":"xxxx","user":"xx","app":"PHP","method":"REPORT","url":"/remote.php/dav/calendars/xx/birthdays/","message":"Allowed memory size of 536870912 bytes exhausted (tried to allocate 4096 bytes) at /nextcloud/3rdparty/sabre/vobject/lib/Recur/RRuleIterator.php#680","userAgent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:103.0) Gecko/20100101 Firefox/103.0","version":"24.0.4.1","data":{"app":"PHP"}}

Log file

No response

Browser log

No response

Additional info

No response