>>>>Find the relevant record in your foxuser.dbf, delete it and pack the table. You can actually delete a lot of records which relate to specific windows (one per .prg, class, scx... lots of records).
>>>
>>>The same problem happened again. Let me see if I can find the relevant record in Foxuser. I'm working through virtual box.
>>>
>>>Also, where do you think this foxuser.dbf should be? It's not in the home directory.
>>
>>Wherever config.fpw says (or, in my case, the script in TaskPane/Environment manager). I have about a dozen of them, so the MRU lists are local to each project. Whatever set("resource",1) returns is your foxuser.
>
>Are you 100% sure the problem is FoxUser related?

In this case no, because it's a system window. It could be misreading the registry, or anything. I know that the font and other window properties for any editing window are stored in foxuser; for the system windows, not sure.