I am sorry to hear that you are experiencing issues with the VB templates. We have tested all of the templates in VB projects from 4.2 SP1 to 5.2 SP1 and we are unable to reproduce the issues which you are describing.
Would you please consider opening a ticket about this to send us your solution and database so that we can try to reproduce it locally?
I am sorry for the caused inconvenience. Please let me know if I can be of further assistance.
the Telerik team
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