<div>
awesome! &nbsp;that appears to work.
</div>


<div>
<div class="content wysiwyg-content">
I am attempting to create an xlsm file programmatically, but I seem to be getting the Zip encoding incorrect. &nbsp;My process is:<br />
1 - create a file in Excel<br />
2 - save the file as xlsx (or m)<br />
3 - unzip the file<br />
4 - make a copy of the unzipped directory<br />
5 - Send To -&gt; Compressed (zipped) Folder<br />
<br />
When I open it in Excel, it says &quot;Excel found unreadable content in 'file.xlsx.'...&quot;. and it is unable to read the file.<br />
<br />
I have also tried using the RAR encoder to generate a zip file, but that does not work either.
</div>
</div>


I am attempting to create an xlsm file programmatically, but I seem to be getting the Zip encoding incorrect.  My process is:
1 - create a file in Excel
2 - save the file as xlsx (or m)
3 - unzip the file
4 - make a copy of the unzipped directory
5 - Send To -> Compressed (zipped) Folder

When I open it in Excel, it says "Excel found unreadable content in 'file.xlsx.'...". and it is unable to read the file.

I have also tried using the RAR encoder to generate a zip file, but that does not work either.

What is the proper Zip format for xlsx

Microsoft Office is an integrated suite of applications that includes Outlook, Word, Excel, Access, PowerPoint, Visio and InfoPath, along with a number of tools to assist in making the individual components work together. Coding within and between the projects is done in Visual Basic for Applications, known as VBA.

Microsoft Office

Microsoft Excel topics include formulas, formatting, VBA macros and user-defined functions, and everything else related to the spreadsheet user interface, including error messages.