Invalid LF Handle
When opening TDO, if an error message displays on screen alerting you that there is either an Invalid LF Handle or Error 13 Wrong Password, follow the steps below to fix the issue.
- Delete C:\Program Files\TDOffice\tdo.lf (or on a 64 bit machine C:\Program Files (x86)\TDOffice\tdo.lf).
- Reinstall TDO (Click HERE for instructions on installing TDO).
- Call TDO Tech Support at (858) 558-3696 to have the application unlocked.