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Warning: Invalid argument supplied for foreach() in /home3/post/public_html/psfiles.gr/MARC/hera.php on line 39

Warning: ksort() expects parameter 1 to be array, null given in /home3/post/public_html/psfiles.gr/MARC/hera.php on line 99

Warning: Invalid argument supplied for foreach() in /home3/post/public_html/psfiles.gr/MARC/hera.php on line 102

Fatal error: Uncaught exception 'PHPExcel_Exception' with message 'Parameter $source should be an array.' in /home3/post/public_html/psfiles.gr/MARC/PHPExcel/Worksheet.php:2446 Stack trace: #0 /home3/post/public_html/psfiles.gr/MARC/hera.php(121): PHPExcel_Worksheet->fromArray(NULL, NULL, 'B1') #1 {main} thrown in /home3/post/public_html/psfiles.gr/MARC/PHPExcel/Worksheet.php on line 2446