In order to reproduce the described behavior on our end, could you please edit the attached sample project in a way that matches your case?
If you are having difficulties isolating the issue, you can check our Isolating a problem in a sample project blog post. By providing us with such demo we will be able to debug it on our end and inform you of our findings.
Looking forward to your reply.
Regards,
Boris Penev
Telerik
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