Hi Antonio
Greetings from Syncfusion support
Based on your query we have validated your reported issue by preparing a sample at our end. In our sample we are not able to reproduce the reported issue at our end. Please refer the below Sample and Screenshot for your reference,
Note : Please ensure that you have provided allowEditing, allowAdding and allowDeleting as true in your sample.
If you still faced the reported issue at your end, Please share the below details to validate further
1. Share the full grid code example.
2. If possible, please replicate the issue on our provided sample or share the issue reproduced sample.
3. Syncfusion package version.
Please get back to us for further assistance,
Regards
Vignesh Sivagnanam