There seems to be a problem with character encoding...
It is necessary to use UTF-8 encoding for all texts in PHPPowerPoint. If the script uses different encoding then it is possible to convert the texts with PHP's iconv() function.
PHP complains about ZipArchive not being found
Make sure you meet all
, especially php_zip extension should be enabled.
Excel 2007 can not open the file generated by PHPExcelWriter2007 on Windows
Excel found unreadable content in '*.xlsx'. Do you want to recover the contents of this workbook? If you trust the source of this workbook, click Yes.
The php_zip extension on Windows coming with PHP 5.2.8 contains an error when creating ZIP files. The version that can be found on
should work at all times.
Alternatively, upgrading to at least PHP 5.2.9 should solve the problem.