Last updated: December 13, 2017
If you use a button in a worksheet to start a macro and later close this workbook, subsequent attempts to calculate user-defined functions provided by an XLL add-in might crash.
This issue impacts Excel 2016 in Version 1608 (Build 7301.xxxx).
This issue is now fixed in Version 1708 (8431.2017). To get the update immediately, open any Office 2016 app and choose File > Account > Update Options > Update Now.
For MSI based installations, use the latest patch for Excel that is available through Microsoft Update. For more information, see Office Updates.
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