Umh....yes, map is Locked!!
1) file in folder/path NORMAL (your actually path too long,perhaps): type C:\Map\GMAPSUPP.IMG....better if in unit free for restrictions by Administrator (SD e.g.)
2) disable AV
3) copy the gimgunlock.exe (r. 03 ) in folder C:\Map\.....
4) drag&drop file GMAPSUPP.IMG to gimgunlock.exe