lpd problem after update to 15.1

From: Wojciech Puchar <wojtek_at_puchar.net>
Date: Wed, 05 Aug 2026 07:06:55 UTC
After update from 14.3 to latest releng 15
lpd doesn't work when printing from windows host (using lpr)

i'm getting

Aug  5 07:28:22 XXX lpd[89564]: agentki: wait4data() abandoned wait for dfA001WINDOWS2
Aug  5 07:28:22 icetransport lpd[89564]: agentki: unable to open dfA001WINDOWS2 ('l' line)
Aug  5 07:28:22 icetransport lpd[89564]: agentki: job could not be printed (cfA001winserver2.XXX)

can anyone help me what this message means

in print spooler there are df* files left, and no printing