[Dx4win] Lost QSO Question

I recently received a QSL from IM0QMA and verified it in the log. Now, when I use F8 to search the log for that QSO, I get a No Matching QSO found message. I have no filters active and I have the default Selection (All QSOs) in place. The interesting thing is that his name comes up in the Name

[Dx4win] Lost QSO Question - Part 2

Thanks for the suggestions. I had tried IMOHQMA in addition to IMZeroQMA and that didn't work. I have also looked in the log at the date of the QSO, but it's not there. I tried searching on his name, since that comes up when I search on the callsign, but I still get No Matching QSO found. I