Hi John,
Greetings from Syncfusion.
Sorry for the inconvenience.
We are currently validating the reported queries at our end and we will update the details in the corresponding forum.
Query: When I edit inline and press the delete key it is running the outer delete to delete the row which is not selected and then displays dialog warning message
We have validated your query and it was an known issue(Delete Record method called when pressing Delete key) at our end. The fix for the issue was already included in our recent weekly patch release(18.2.0.56). So kindly update your NuGet to our latest version (18.2.0.58) or minimum of 18.2.0.56 version to resolve the reported issue.
Please get back to us if you need further assistance.
Regards,
Rahul