PHP Fatal error: Uncaught exception 'PHPExcel_Exception' with message 'Invalid character found in sheet title' in ...PHPExcel/Classes/PHPExcel/Worksheet.php:451
Don't know version exactly, "Copyright (c) 2006 - 2015 PHPExcel".
Sheet name was "Лист1".
File was produced by latest OpenOffice in Windows.
PHP Fatal error: Uncaught exception 'PHPExcel_Exception' with message 'Invalid character found in sheet title' in ...PHPExcel/Classes/PHPExcel/Worksheet.php:451
Don't know version exactly, "Copyright (c) 2006 - 2015 PHPExcel".
Sheet name was "Лист1".
File was produced by latest OpenOffice in Windows.