Why do "some" reports run by rwclient generate in the root of C:?

I have setup the .conf files with folderAccess, default folder, read, and write access as appropriate for both the in-process server and the standalone.  I run all my rwclient reports (scheduled scripts) through the standalone server, and have my application generated reports run through the in-process server.  I've checked the system mbeans and see all the correct info.  I have one set of Windows batch files that call rwclient to run .htm files, and these all go to the correct destination folder - it is my declared default, but I also specify it in the desname.  I have another group