I can no longer view categories

Moin,

I noticed that I can no longer view individual calendars (categories) by clicking on them. This is browser and OS independent. It always generates this link: https://www.gtv-bremerhaven.de/der-gtv/kalender/monatskalender/2025/3/-.html

https://www.gtv-bremerhaven.de/der-gtv/kalender.html

PHP Version : 8.2.28

MySQL Version : 10.11.11-MariaDB-0+deb12u1

Server Information : Linux web4.bithosting.eu 6.1.0-31-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.128-1 (2025-02-07) x86_64

*** CONFIG NOT SAVED*** 

Fix jQuery? : Yes

Load JEvents Bootstrap CSS? : No

Max Input Vars ? : 2000

Club code set? : No  

User Agent : Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36  

Joomla : 5.2.5

component_com_jevents : 3.6.87

component_com_jce : 2.9.84

module_mod_jevents_cal : 3.6.87

module_mod_jevents_custom : 3.6.87

module_mod_jevents_filter : 3.6.87

module_mod_jevents_latest : 3.6.87

module_mod_jevents_legend : 3.6.87

module_mod_jevents_switchview : 3.6.87

plugin_actionlog_jevents : 3.6.87 (not enabled)

plugin_content_jevents : 3.6.87

plugin_finder_jevents : 3.6.87

plugin_installer_jeventsinstaller : 3.6.87

plugin_search_eventsearch : 3.6.87

plugin_system_gwejson : 3.6.87