Comment 6 for bug 1753541

After my attempts to update hplip and return to the original state:
LC_ALL=en_US.UTF-8 lpstat -t
scheduler is running
system default destination: HP-LaserJet-Professional-P1102
device for HP-LaserJet-Professional-P1102: hp:/usb/HP_LaserJet_Professional_P1102?serial=000000000Q87Q2ZCSI1c
device for HP-LaserJet-Professional-P1102-2: hp:/usb/HP_LaserJet_Professional_P1102?serial=000000000Q87Q2ZCPR1a
device for PDF: cups-pdf:/
HP-LaserJet-Professional-P1102 accepting requests since Wed Mar 7 20:07:49 2018
HP-LaserJet-Professional-P1102-2 accepting requests since Wed Mar 7 20:08:05 2018
PDF accepting requests since Sun Feb 25 04:51:28 2018
printer HP-LaserJet-Professional-P1102 disabled since Wed Mar 7 20:07:49 2018 -
 Unplugged or turned off
printer HP-LaserJet-Professional-P1102-2 is idle. enabled since Wed Mar 7 20:08:05 2018
printer PDF is idle. enabled since Sun Feb 25 04:51:28 2018

lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 8087:0aa7 Intel Corp.
Bus 001 Device 002: ID 5986:1111 Acer, Inc
Bus 001 Device 006: ID 03f0:002a Hewlett-Packard LaserJet P1102
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

lsusb -D /dev/bus/usb/001/006 | grep iSerial
  iSerial 3 000000000Q87Q2ZCPR1a

lpadmin -x HP-LaserJet-Professional-P1102

The printer 000000000Q87Q2ZCSI1c is deleted, but is added again when reconnected.

LC_ALL=en_US.UTF-8 lpstat -t
scheduler is running
system default destination: HP-LaserJet-Professional-P1102
device for HP-LaserJet-Professional-P1102: hp:/usb/HP_LaserJet_Professional_P1102?serial=000000000Q87Q2ZCSI1c
device for HP-LaserJet-Professional-P1102-2: hp:/usb/HP_LaserJet_Professional_P1102?serial=000000000Q87Q2ZCPR1a
device for PDF: cups-pdf:/
HP-LaserJet-Professional-P1102 accepting requests since Wed Mar 7 20:21:39 2018
HP-LaserJet-Professional-P1102-2 accepting requests since Wed Mar 7 20:21:46 2018
PDF accepting requests since Sun Feb 25 04:51:28 2018
printer HP-LaserJet-Professional-P1102 disabled since Wed Mar 7 20:21:39 2018 -
 Unplugged or turned off
printer HP-LaserJet-Professional-P1102-2 is idle. enabled since Wed Mar 7 20:21:46 2018
printer PDF is idle. enabled since Sun Feb 25 04:51:28 2018