Fatal error: Uncaught exception 'com_exception' with message 'Failed to create COM object `gen_excel.PaperStdName': ClassFactory cannot supply requested class ' in C:\Apache\htdocs\PaperStd\PaperStdName.php:5 Stack trace: #0 C:\Apache\htdocs\PaperStd\PaperStdName.php(5): com->com('gen_excel.Paper...') #1 {main} thrown in C:\Apache\htdocs\PaperStd\PaperStdName.php on line 5