Hi Hussein,
Query: The issue is the gird is not showing.
When I inspect the code the grid is there but there is no content (columns)
We checked your query by preparing sample, but we were
unable to replicate the issue at our end.
Refer to the below sample,
https://www.syncfusion.com/downloads/support/directtrac/general/ze/webform-103299435
Refer to the below screenshot,

Refer to the below help documentation,
https://help.syncfusion.com/aspnet/visual-studio-integration/create-project
https://help.syncfusion.com/aspnet/grid/grid-dependencies
Still
if you are facing issue, please provide the following information.
- Package version details
- Share the site.master file.
- Video demo or screenshot of the issue
- Script error details( if face any)
- If possible, share the issue reproducible sample or
reproduce the issue in above shared sample.
The provided information will be helpful to proceed further.
Regards,
Pon selva
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