If the .sdy file is partially corrupted:
When the error occurs, you will typically see: autodesk moldflow error 99998
“Error 99998: The study cannot be opened. The file may be corrupted or the path is too long.” If the
However, the root cause is often more complex than file corruption. “Error 99998: The study cannot be opened
Running Moldflow studies from a mapped network drive (e.g., Z:\Projects\) is risky. A brief network drop or latency spike during the initial solver handshake will cause the solver to abort with Error 99998.