hey,
Did a update came today or something because this night my Server Stopped working and dosent start anymore,
Thanks for any help
Can you please post the latest server log?
log files are stored in the log subdirectory of the TeamSpeak server installation folder. 
2022-11-02 09:43:16.085329|INFO |ServerLibPriv | |TeamSpeak 3 Server 3.13.5 (2021-05-17 08:13:36)
2022-11-02 09:43:16.085564|INFO |ServerLibPriv | |SystemInformation: Linux 2.6.32-openvz-042stab145.3-amd64 #1 SMP Thu Jun 11 14:07:11 MSK 2020 x86_64 Binary: 64bit
2022-11-02 09:43:16.085639|WARNING |ServerLibPriv | |The system locale is set to “C” this can cause unexpected behavior. We advice you to repair your locale!
2022-11-02 09:43:16.085684|INFO |ServerLibPriv | |Using hardware aes
2022-11-02 09:43:16.086996|INFO |DatabaseQuery | |dbPlugin name: SQLite3 plugin, Version 3, (c)TeamSpeak Systems GmbH
2022-11-02 09:43:16.087076|INFO |DatabaseQuery | |dbPlugin version: 3.11.1
2022-11-02 09:43:16.087622|INFO |DatabaseQuery | |checking database integrity (may take a while)
2022-11-02 09:43:16.153056|WARNING |Accounting | |Unable to open licensekey.dat, falling back to limited functionality
2022-11-02 09:43:16.153458|CRITICAL|Accounting | |The default license has expired. Please use the latest server version.
(i did already update the Server)
There came a Error if i try to update again:
That is the reason why the server does not start.
Please update the server to the latest version.
And again . logs please 
Your Server Version is outdated. You must have the latest Server Version. If you dont know, how to Update an TeamSpeak Server here is an How to: