If you got any error in Your PST file then simply repair error by Outlook PST Repair Tool
and Once the broken PST File repaired, the errors will be dropped out and you will successfully obtain your all emails. In case the PST record is greater than 2 GB in size, the scanpst.Exe will fail to restore it. This is because in advance versions of Outlook PST document have a threshold limit of two GB past which they get broken. In such instances, you can use restoration Outlook PST device to effectively repair PST documents. It can restore large and severely broken PST documents without any problems and regain all Orphaned PST data.