However, running this utility can sometimes cause 0KB PST file issue. Note: The recommended maximum PST file size is 2 GB in Outlook 2002/XP and older versions, 20 GB in Outlook 2007, and 50 GB in Outlook 2010 and later editions. However, there are some other factors that can also cause this issue, such as: The primary cause of this issue is the corruption in PST file. One such problem faced by the users is the error message “0KB Outlook PST file”.
Outlook users often complain about facing different errors and problems. In addition, we have shared some methods to recover Outlook data when PST file becomes empty. In this post, we have discussed the reasons that may cause 0KB Outlook PST file problem. Summary: Sometimes, Outlook PST file becomes inaccessible and shows 0KB file size.
