Hi Johnhan,
what ACAD are You running? What is big?
1. Restart Your computer.
2. Did You try to “_wherst”?
3. Search for *.ac$ file. Maybe You can rename the file into *.dwg…???
4. Good luck, Lothar
Win NT4.0 (SP6),
ACAD 2000i (SP2), ADT 3.0 (SP3),
ACAD 2002, ADT 3.3,
OCÈ 5200