I/O warning : failed to load external entity "--version" That file does not exist or is not a Dia diagram

dia2code version 0.8.3, Copyright (C) 2000-2001 Javier O'Hara Dia2Code comes with ABSOLUTELY NO WARRANTY This is free software, and you are welcome to redistribute it under certain conditions; read the COPYING file for details. Usage: dia2code [-h|--help] [-d <dir>] [-nc] [-cl <classlist>] [-t (ada|c|cpp|csharp|idl|java|php|php5|python|ruby|shp|sql)] [-v] [-l <license file>] [-ini <initialization file>]<diagramfile> -h --help Print this help and exit -t <target> Selects the output language. <target> can be one of: ada,c,cpp,idl,java,php,php5,python,ruby,shp,sql or csharp. Default is C++ -d <dir> Output generated files to <dir>, default is "." -l <license> License file to prepend to generated files. -nc Do not overwrite files that already exist -cl <classlist> Generate code only for the classes specified in the comma-separated <classlist>. E.g: Base,Derived. -v Invert the class list selection. When used without -cl prevents any file from being created -ext <extension> Use <extension> as the file extension. Here are the defaults: ada:"ads", c:"h", cpp:"h", idl:"idl", java:"java", php:"php", python:"py", csharp:"cs". Not applicable to shp, sql. -bext <extension> Use <extension> as the body (implementation) file extension. Currently only applies only to ada. Here are the defaults: ada:"adb" -ini <file> Can be used instead of command-line parameters <diagramfile> The Dia file that holds the diagram to be read Note: parameters can be specified in any order.