Reading a file... Use of uninitialized value $record_type in hash element at noname1.pl line 53. Parsing a file... Getting data... Use of uninitialized value $record_type in hash element at noname1.pl line 59. Use of uninitialized value $seqres in split at noname1.pl line 194. Use of uninitialized value $lastchain in hash element at noname1.pl line 222.