Thanks! This solved my problem. I realised I was having another mainwindow open. Even though the 2 windows do not seem to be related, destroying the other window helped my to proceed with my script flow :)

In reply to Re^2: Perl Tk unable to return from MainLoop when implemented in a subroutine by ngocanh
in thread Perl Tk unable to return from MainLoop when implemented in a subroutine by ngocanh

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