AuthenticatedInvalidPrincipalNameFormat - The principal name format isn't valid, or doesn't meet the expected name[/host][@realm] format. The principal name is required, host, and realm are optional and can be set to null.
修改记录:Extracted official AADSTS table; Markdown stripped; short English error name selected; original Korean product context added. Official general diagnostic guide is distinguished from code-specific troubleshooting. Documentation license explicitly granted by README Legal Notices; repository LICENSE currently contains MIT terms, also retained as evidence. 译文说明已标注为自动翻译。