Often, PST files is get corrupted due to virus infection, header corruption, sudden application shutdown etc. In this condition, Repair PST File software amazingly works to recover the data from damaged, corrupt or inaccessible PST files.
Groupwise to Exchange Migration - Groupwise to Exchange Migration software intelligibly exports GroupWise mailbox into MS Outlook (PST) personal files with all attachments, emails, contacts, calendars, documents etc.
If you are unable to access the Priv1.EDB and Pub1.EDB files, then deploy a trustworthy Exchange Recovery software. The tool exhaustively repairs EDB data files like contacts, sent items, emails, calendars, journals, etc.