After changing to a specified Directory, stash do not find the files if the includes path has been prepend with ./
Do not work:

dir("D:\\publish\\") {
	stash name: 'Setup-EXE', includes: './Setup/*'
}

Work like a charm:

dir("D:\\publish\\") {
	stash name: 'Setup-EXE', includes: 'Setup/*'
}

Regards, Éric.