Oulook's 'Inbox Repair Tool' cannot repair this problem. To repair this problem you will need to download a tool from Microsoft. The way this tool work is by truncating the .pst file to under 2GB (2GB+ of free disk space is required to use this utility).
Note: Any of the truncated data will be lost.
- OL: Oversized PST and OST Crop Tool (296088)
- Exchange 2000 Tool: PST2GB