Hello,
Please update both Elementor and the Woodmart theme to the latest versions and then try saving the pages again.https://xtemos.com/docs-topic/update-the-theme/
If the issue persists after updating:
Go to Elementor > Tools and click on Regenerate CSS.
In the same Elementor > Tools section, click on Sync Library and then try saving again.
Go to Settings > Permalinks and click Save the permalink and check the issue.
If you have any questions feel free to contact us.
Best Regards,