Bareword found where operator expected at fluff.pl line 10, near ")

                threeYrExpiration"
        (Missing operator before threeYrExpiration?)
Global symbol "$current_mth" requires explicit package name at fluff.pl line 8.
Global symbol "$last_day_current_mth" requires explicit package name at fluff.pl line 8.
syntax error at fluff.pl line 10, near ")

                threeYrExpiration"
Global symbol "$unlinkCountTotal" requires explicit package name at fluff.pl line 21.
Global symbol "@deleted_files" requires explicit package name at fluff.pl line 23.
Global symbol "$task" requires explicit package name at fluff.pl line 24.
Global symbol "$logger" requires explicit package name at fluff.pl line 25.
Global symbol "$logger" requires explicit package name at fluff.pl line 27.
Global symbol "$task" requires explicit package name at fluff.pl line 28.
Execution of fluff.pl aborted due to compilation errors.