Hi Admir,
Greetings from Syncfusion support.
Query: “Selecting multiple items in filter menu return no records.”
We have validated the reported issue and we are able to reproduce the reported issue at our end while preparing a sample using your code example. We have confirmed it is issue and logged the defect report for the same
“Checkbox filtering is not working properly with multiple values”. At Syncfusion, we are committed to fixing all validated defects (subject to technological feasibility and Product Development Life Cycle ) and including the defect fix in our upcoming patch release which is expected to be rolled out on or before 14th January 2020.
You can now track the current status of your request, review the proposed resolution timeline, and contact us for any further inquiries through this feedback.
Till then we appreciate your patience.
Regards,
Vignesh Natarajan.