Hi Ronald,
Thanks for contacting Snycfusion support.
We checked your query and provided screenshot. Based on that we have prepared a Grid with dialog edit sample , but unfortunately we are unable to reproduce your reported issue at our end and everything works fine. For your convenience we have prepared a video. Please find the link below
If you still face the issue or this is not your requirement scenario, please get back to us with the below details that will be helpful for us to proceed further.
1) Syncfusion package version.
2) Complete Grid rendering code.
3) If possible share us a simple sample to replicate the problem or try reproducing it in the above provided sample.
4) If possible, explain your problem scenario with video demonstration.
Regards,
Praveenkumar G