The Office Document Cache contains the files Office uses to make sure your changes are saved in the cloud. Sometimes when you use Office with other apps in the cloud, the apps fail to sync properly before you close Office and this can damage, or corrupt, your Office Document Cache. Usually, Office can repair damaged cache files. However, when a cloud app hasn't synced correctly, it can prevent ...

With mouse, right-click the lower-left corner of the screen and click Task Manager. Tap or click More Details. Tap or click the Details tab. Find msosync.exe and tap or click it. Tap or click on End Task. Start the update again. More Information If the update keeps failing, you can try these advanced steps: Restart Windows RT. Open Task Scheduler.

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This update removes some asserts in the Msosync.exe Task Scheduler code. After you perform a migration from Office 2010 to Office 2013, you receive the following error message when you start the Office document cache (ODC) in Office 2013:

The Office Desktop Client Apps use the Office Document Cache when accessing documents stored on cloud endpoints such as SharePoint Online / OneDrive.

With mouse, right-click the lower-left corner of the screen and click Task Manager. Tap or click More Details. Tap or click the Details tab. Find msosync.exe and tap or click it. Tap or click on End Task. Start the update again.

The Office Document Cache is used by the Microsoft Office Upload Center to give you a way to see the state of files you're uploading to a server—keeping track of how uploads are progressing and whether any files need your attention. You can manage the Office Document Cache settings by customizing the settings in the Microsoft Office Upload Center. You can manage the Microsoft Office Upload ...

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Note: This article applies only to the previous OneDrive for work or school sync app (groove.exe). In most cases, we recommend that you use the newer OneDrive sync app (onedrive.exe) instead.

Support for the old OneDrive sync app (Groove.exe) has ended. Starting on February 1, 2021, you'll no longer be able to sync your OneDrive and Shared Libraries using the old OneDrive app (Groove.exe).