PHPExcel_Writer_Exception with message “Could not close zip file php://output.”

Question

I\'m using PHPExcel to export some data to user in an excel file. I would like the script to send the excel file to the user immediately after it\'s creation. Here is my tes

Answer 1

For some people who may have this same ERROR message : it may very simply be because the filename you're trying to save to is actually already open in your Excel.. Was my case