If you got the PST error on your screen while accessing the file then you may lost all your important files. But no need to worry now. As there is a solution to this problem. For this use third party tool that is PST Repair Tool to recover all your lost or corrupted PST files from your system.
For this download and install the software.
This software is available in two versions in which the first version is Free version of PST Repair Tool and the second one is Licensed version of PST Repair Tool. If in case you download the free version of this software then it will scan your whole system and will show you a preview of the lost and the corrupted PST file. But the free version of PST Repair Tool will not let you recover those corrupted PST file into your system. For this you will have to download its licensed version. This will give you the full permission to access the software. Once you have downloaded the software install it and launch the software. It will scan your whole system and will show you the list of all the corrupted and the damaged PST files. From this select the file which you want to recover. You may select all the file or can select only the particular files according to your needs. Once you finalize the selection process it will recover those lost PST files back into your system. You can now access those PST files easily.
So, download PST Repair Tool and recover your lost and corrupted PST files in your system.