Do you really mean
'C:\\Users\\Documents\\Exercise2\\fixeddata.txt'? Shouldn't that be 'C:\\Users\\Alberto\\Documents\\Exercise2\\fixeddata.txt' or something like this? And do the directories exist?
Unless noted otherwise, code in my posts should be understood as "coding suggestions", and its use may require more neurones than the two necessary for Ctrl-C/Ctrl-V.
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