The OnLineBackup is failing since the upgrade to Spectrum 21.2.6 on March 1st.
The compression of the database savefile failed during On-line backup.
The owner of the $SPECROOT/Install-Tools/gzip file is no longer the Spectrum Install Owner account, it is now root.
Release : 21.2
Component : SpectroSERVER
Change the owner of all files under $SPECROOT/Install-Tools to the Spectrum Install Owner account.