If you no longer want that section, you can delete it from the Recycle Bin to stop the error:

If these steps donвЂ™t work, section sync errors or problems can also be caused by a corrupted section located in the Notebook Recycle Bin. After the old section is deleted, you can rename the new section to the same name as the deleted section. If following these steps successfully syncs the pages in the new section that you created, you can safely delete the old section and then continue working in the new. If a progress bar appears, wait for it to finish. When all of the pages have been copied to the new section, press Shift + F9 to manually sync the notebook. You can do this by right-clicking each page, and then clicking Move or Copy. In the OneNote desktop app, create a new section within the same notebook.Д¬opy (but donвЂ™t move) all of the pages from the old section into the new one that you just created. If you have a single section whose pages aren't syncing with the rest of an otherwise up-to-date notebook, you can try the following workaround:

Individual notebook sections can occasionally stop syncing properly. In the Shared Notebook Synchronization dialog box that opens, click any notebook icon with a yellow triangle warning icon over it to see the name of any section thatвЂ™s causing sync problems.Д¬lick the Sync Now button next to the notebook containing the section. In the OneNote desktop app,В click File > Info > View Sync Status. You can verify this by doing the following: There may be times when your shared notebook is syncing normally, except for one of its sections or pages.

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