Hi Uwe Hein,
We have considered the reported issue "Error Occurs When Closing Image Dialog in Markdown Mode of Rich Text Editor" as a bug from our end and the fix for the issue will be included with our upcoming patch release on 1st week for February 2025
Now you can track the status of the reported issue through this feedback,
Error Occurs When Closing Image Dialog in Markdown Mode of Rich Text Editor in Blazor | Feedback Portal
Disclaimer: “Inclusion of this solution in the weekly release may change due to other factors including but not limited to QA checks and works reprioritization.”
Regards,
Yaswin Vikhaash