Oh yes, I found it: 
foreach my $file (@fileet) {
        my $newfile = $file;
        $newfile =~ s/ä/ä/g;
        $newfile =~ s/ö/ö/g;
        move("$path/$file", "$path/$newfile");
}

[download]
The error was here 
move("$path/$file", "$path/$newfile");

[download]

In reply to Re^5: Renaming files in dir by larus
in thread Renaming files in dir by larus

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