Hello, I have this error when I log into my map server, I don't know where it can come from, any idea?

thank you :)

crash-2020-05-12_20.21.45-client.txt
crash-2020-05-12_19.58.53-client.txt

I am guessing there was a timing issue involved, but considering this happened twice already, it might also be another mod. I added a check that doesn't update the pipe on the client, if there is no data for it. This shouldn't harm and the pipe will hopefully get another update.