[Samba] Connection time-out opening documents since system update and reboot

Daniel Botting daniel.botting at codethink.co.uk
Thu Jun 20 17:56:08 UTC 2019

Dear Sirs,

Yesterday after an update of our office file server (apt packages and 
then a reboot) most documents time-out when they are opened, host 
specifics below:

Distribution        :    Debian 9.9

Samba version   :    4.5.16-Debian


Jun 20 10:09:26 hostname smbd[19246]: [2019/06/20 10:09:26.216093,  0] 
Jun 20 10:09:26 hostname smbd[19246]:   send_keepalive failed for client 
ipv4:<internal range ip address>:50324. Error Broken pipe - exiting

smbd.log (is repeated on multiple occasions)

pid_to_procid: messaging_dgm_get_unique failed: No such file or directory

Please advise if you have seen this issue before and possible steps to 

Many thanks


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