Hi Uwe,
Thanks for contacting Syncfusion support.
We tried to reproduce the reported problem by creating a sample with our theme studio. And added the initial filter code in the created sample. We are not able to face the reported prolme from our side. The initial grid filtering works fine in our application. We are attaching the sample which we have tried for your convenience, please download the sample from the link below,
Please refer the screenshot below,
And also, if you are still facing difficulties, then we need more details to further proceed on this and provide you a solution as early as possible. Kindy get back to us with the following details for better assistance.
- Share the sample which you have tried from your side.
- Share the details of script error if any occurred in the browser console.
- Share your complete Grid code.
- Share with us the exact scenario or proper replication procedure.
- Share the video demo showing the problem you are facing.
The provided information will help us analyze the problem, and provide you a solution as early as possible.
Regards,
Renjith Singh Rajendran