when I run \samples\testfld4.exe , testfld5.exe testfld7.exe, ..., I got error

Application

Path and name: S:\samples12\testfld4.exe (32 bits)
Size: 1,823,744 bytes
Time from start: 0 hours 0 mins 0 secs
Error occurred at: 06/05/11, 09:42:43
Error description: Error FiveWin/3 Cannot create Dialog Box:
Resource: DLGTEST

Working well for me.
Please ensure you are linking testfld4.rc, etc.

why in error is
Resource: DLGTEST