This is Debian 9 (stable). I recently created a volume group and I try to rename it using the GUI (the equivalent of "vgrename test test1"). The rename fails, stack trace is attached. I did not find an entry in Mantis. Is this a known issue?
root@omv4:~# dpkg -l "openmedia*"
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
+++-========================-=================-=================-======================================================
ii openmediavault 4.0.8-1 all openmediavault - The open network attached storage sol
ii openmediavault-keyring 1.0 all GnuPG archive keys of the OpenMediaVault archive
ii openmediavault-lvm2 4.0-1 all OpenMediaVault Logical Volume Manager (LVM2) plugin