I have replicated the error in the attached solution.
>Hi Deven,
We appreciate your interest in Syncfusion Products.
Could you please reproduce the issue in the below sample, so that we could analyze the issue here and provide you a solution soon.
http://websamples.syncfusion.com/samples/Grid.Windows/GDBGColumnProperty.zipRegards,
Jisha
GDBGColumnProperty_fb8e08e5.zip