Microsoft Excel is waiting for another application to complete an OLE action

There are three common reasons for the occurrence of this Microsoft Excel is waiting for another application to complete an OLE action message: 1] Adding too many add-ins to the application, out which one or a few are corrupt. 2] Excel tries to open a file created in some other application or derive data from an active one 3] Using the ‘Send as Attachment’ option of Excel to send an Excel sheet in an email. A general solution that is recommended is rebooting your computer and trying afresh. However, you can try few more solutions if the problem continues. 1] Enabling the ‘Ignore other applications that use DDE’ feature 2] Disabling Add-ins 3] Using other methods for attaching the Excel Workbook