The notebook cache file is corrupted. (!idspnOneNote) must create a new cache file to continue. You may delete the cache ...

The notebook cache file is corrupted. (!idspnOneNote) must create a new cache file to continue. You may delete the cache file or keep a copy for technical support.All changes that you've synced are safe, even if you delete the cache file. You will lose any changes that have not been synced.