VxVM vxdg ERROR V-5-1-10978 Disk group : import failed:Disk group has no valid configuration copiesThe issue is likely seen due to issue explained in udid_mismatch state in Volume manager
/etc/vx/diag.d/vxprivutil dumpconfg /dev/rdsk/s2 |vxprint -D - -mvphsr > /dumpconfig-1.outvxdisk -f init privoffset=<> privlen=<> puboffset=<> publen=<>vxdg init =vxdg -g adddisk dmnaem=vxmake -g -d /dumpconfig-1.outvxmend -g -o force off vxmend -g on vxmend -g fix clean vxvol -g start fsck -F vxfs /dev/rdsk//mount -F vxfs /dev/vx/dsk//
There can be instances wherein attempting to import the diskgroup after running updateudid, the import operation would fail.