Symptom:

When you start Microsoft Outlook, or when you try to open a personal folders (PST) file, you may receive the following error message:

PST can not be Accessed - 0x80040116

where ‘Outlook.pst’ is name of the Outlook PST file to be opened or loaded.

Precise Explanation:

This error occurs if the index of the PST file is damaged. And you must use our productDataNumen Outlook Repairto repair the corrupt PST file and solve the problem.

References: