Users Tab wont load after Lets Encrypt install

i had a clean UCS install where i could add users. Then i installed lets encrypt plugin - since that one i have the follow behaiviour:
users

nothing anymore is happing until the popup for logout-tab comes up…

all updates are installed (did also throug apt update and upgrade,…)

Additonal informatiosn_:
Server

ucs.sys-fn.local

UCS-Version

4.4-0 errata59 (Blumenthal)

UMC-Version

11.0.4-9A~4.4.0.201903141619

Gültigkeitsdatum des SSL-Wurzel-Zertifikats

24. April 2024 um

Gültigkeitsdatum des SSL-Rechner-Zertifikats

24. April 2024 um

does anyone have an idea?

dont know why, but did fix itself over the night,…

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