broken pipe

[derrundetisch]

runs on vserver ,
Build from source,
ubuntu 22
ufw port 8788 open
bot reachable in telegram
bowser outputs “this file was deleted”

env file:

API_ID=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
API_HASH=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
BOT_TOKEN=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
LOG_CHANNEL=-xxxxxxxxxxxxxxxx
PORT=8788
HOST=http://xx.xxx.xxx.xx:8788
USER_SESSION=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
ALLOWED_USERS=xxxxxxxxxx,xxxxxxxxxx,xxxxxxxxxx,xxxxxxxxxx
MULTI_TOKEN1=xxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
MULTI_TOKEN2=xxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
MULTI_TOKEN3=xxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
MULTI_TOKEN4=xxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
MULTI_TOKEN5=xxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
MULTI_TOKEN6=xxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
MULTI_TOKEN7=xxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
MULTI_TOKEN8=xxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
MULTI_TOKEN9=xxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
MULTI_TOKEN10=xxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
HASH_LENGTH=6

log file:

{"level":"info","ts":"2025-03-02T15:32:13.234+0100","logger":"Main","msg":"Starting server"}
{"level":"info","ts":"2025-03-02T15:32:13.235+0100","logger":"Config","msg":"Trying to load ENV vars from fsb.env"}
{"level":"info","ts":"2025-03-02T15:32:13.236+0100","logger":"Config","msg":"Loaded config"}
{"level":"info","ts":"2025-03-02T15:32:13.236+0100","logger":"routes.Stream","msg":"Loaded stream route"}
{"level":"info","ts":"2025-03-02T15:32:13.236+0100","logger":"routes","msg":"Loaded all API Routes"}
{"level":"info","ts":"2025-03-02T15:32:13.381+0100","logger":"commands.start","msg":"Loaded"}
{"level":"info","ts":"2025-03-02T15:32:13.381+0100","logger":"commands.start","msg":"Loaded"}
{"level":"info","ts":"2025-03-02T15:32:13.381+0100","logger":"commands","msg":"Initialized all command handlers"}
{"level":"info","ts":"2025-03-02T15:32:13.381+0100","msg":"Client started","username":"xxxxxxx_bot"}
{"level":"info","ts":"2025-03-02T15:32:13.386+0100","logger":"cache","msg":"Initialized"}
{"level":"info","ts":"2025-03-02T15:32:13.386+0100","logger":"Workers","msg":"Starting"}
{"level":"error","ts":"2025-03-02T13:46:13.317+0100","logger":"routes.Stream","msg":"Error while copying stream","error":"write tcp xx.xxx.xxx.xx:8788->xx.xxx.xxx.xx:57126: write: broken pipe"}

thank you very much