I see that this issue was mentioned and then closed without resolution.
"The file format and extension of 'filename.xls" don't match. The file could be corrupted or unsafe. Unless you trust its source, don't open it. Do you want to open it anyway?"
This takes away from the professionalism of the library.
I see that this issue was mentioned and then closed without resolution.
"The file format and extension of 'filename.xls" don't match. The file could be corrupted or unsafe. Unless you trust its source, don't open it. Do you want to open it anyway?"
This takes away from the professionalism of the library.
Can we please have this resolved?