[Samba] repeating .log entries

[Andreas Moroder]

Hello,

in our .log every half minute this entry is repeated

   getpeername failed. Error was The socket ist not connected **
   write_data: write failure in writing to client 0.0.0.0. Error
The communication was reset by the ccommunication partner**

** This are in german and I hope the translation is OK.

We have Version 3.5.3

Can anyone plesae tell me why this message appears so often ?

Bye
Andreas