Please try to take a trimmed backup from the application and let me know whether it is successful. Upgrade did not proceed further since it backup fails during the upgrade process.
Trimmed backup
http://www.manageengine.com/products/service-desk/faq-general-modules.html#BackupRestore2
Regards,
Priya K
SDP Support - FAQ
ServiceDesk Plus - Help Desk Software of your Choice
Trimmed backup
http://www.manageengine.com/products/service-desk/faq-general-modules.html#BackupRestore2
Regards,
Priya K
SDP Support - FAQ
ServiceDesk Plus - Help Desk Software of your Choice