I have a directory as follows.
File3.nsh is used by both, File1.nsi and File3.nsi.
File3.nsh includes several files into my installer. The original implementation was
This was working properly, but as soon as I tried using File3.nsh from File1.nsi, it did not compile.
I already tried
Do you know how it should be written to included the right files as long as they are in the same level.