Native esignature error

Summary:

Has anyone seen this error on a native eisgnature where the display name doesn't show, you can access the document but when you click Done you get the attached error? Note this is a native esign and not docusign so no external service provider is engaged.

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

23c

Code Snippet (add any code snippets that support your topic, if applicable):