I've tried to update Purview from 7.1.1.4 to 8.1.2.59 and failed. Systems said:
https://mailto:root@Purview.spbgasu.ru:~$ ./purview_appliance_upgrade_to_8.1.2.59.bin
ERROR: Factory MD5 checksum: bfedbd91cb9ae8a1a3f027880158dcd0 does *not* match run time MD5 checksum: 1c7940bd1a4b0b51054e36d9de620180
This upgrade script appears to be corrupt because the internal zip file does not match
match the MD5 checksum from the factory. Please re-download the upgrade binary and try again.
./purview_appliance_upgrade_to_8.1.2.59.bin: line 685: ${LOG_FILE}: ambiguous redirect
https://mailto:root@Purview.spbgasu.ru:~$