I'm afraid that I'm unable to recreate the described behavior locally, therefore it will be appreciated if you can provide more details about the exact scenario in which you are getting this error.
Regarding your other question. I'm afraid that support options are aplicable only for inquiries submited through our support ticketing system and not for such posted on the forums as stated here
. Also you may refer to this blog post about few tips on getting the best out of Telerik support
All the best,
the Telerik team
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