When you save changes in the Experience Editor after editing the fields of a component that renders the content from a data source item, a pop-up with the following warning message might appear:
One or more items have been changed. Do you want to overwrite these changes?
The message is shown despite the fact that an edited item has not been changed by other users.
To resolve the issue, consider one of the following options:
- Upgrade a Sitecore XP instance to Sitecore XP 10.0.2 or later.
- For Sitecore XP 10.1.0 and 10.1.1, upgrade the Sitecore XP instance to Sitecore XP 10.1.2 or later.
- For Sitecore XP 10.0.1, download and install the corresponding cumulative hotfix available in KB1001334.
- For Sitecore XP 9.0.1 and earlier, download and install the patch compatible with the affected product version found on this page: https://github.com/SitecoreSupport/Sitecore.Support.76398/releases.