PowerPivot for excel error message

NWiltshire 

The error message you're encountering in PowerPivot for Excel indicates that there is another operation already running, and you need to wait for it to complete before performing the desired operation. This message typically occurs when PowerPivot is busy processing data or performing calculations.

Here are a few steps you can try to resolve the issue:

1. Wait for the operation to complete: Sometimes, PowerPivot might be performing a lengthy operation, such as refreshing data or recalculating formulas. In such cases, you can try waiting for some time and then attempt the desired operation again.
2. Check for background processes: Check if there are any background processes or tasks running on your computer that could be interfering with PowerPivot. Close any unnecessary applications or processes to free up system resources.
3. Restart Excel and PowerPivot: Close Excel completely and reopen it. Once Excel is restarted, check if the issue persists. If it does, try disabling and re-enabling the PowerPivot add-in. To do this, go to the Excel Options menu, select the Add-Ins tab, and manage the COM Add-Ins to disable and re-enable PowerPivot.
4. Clear the PowerPivot cache: PowerPivot stores temporary files and cache to enhance performance. Clearing the cache may help resolve the issue. To clear the cache, open the PowerPivot window, go to the Home tab, click on the arrow below the Close button, and select "Clear Cache."
5. Repair or reinstall PowerPivot: If none of the above steps resolve the issue, you can try repairing or reinstalling PowerPivot. Go to the Control Panel, find the entry for Microsoft Office, and choose the option to repair the installation. If repairing doesn't work, you may need to uninstall and reinstall Office to ensure a fresh installation of PowerPivot.

If the problem still persists after trying these steps, it may be helpful to provide more specific information about the actions you're attempting when the error occurs.