Hi Mamadou,
Greetings from Syncfusion Support.
We are unable to reproduce the reported issue at our end. For your convenience we have created the sample, kindly refer to the below link.
After referred the sample, still facing an issue. Please get back to us with the below details.
- Share the complete Tree Grid code example.
- Share the product version detail.
- Confirm whether are your receiving any script error Or exception. If yes, please share the stack trace.
- If possible, reproduce the issue in the shared sample Or share the issue reproducible sample.
Provided details will help us, to resolve the reported issue as early as possible.
Regards,
Manivannan Padmanaban