Thank you for the finding! I've added it as a comment to the private bug report item in the backlog.
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Posted on:08 May 2019 15:40
Hi @Rumen, thanks for the answer! Functionally, it works great. As a note for the R3 udpate fix, the "rtsDisabled" class is not applied to the right side arrow when reaching the end. Otherwise, no issues. Thanks again!
Posted on:08 May 2019 14:59
Thank you for reporting this bug!
I debugged the scenario and found that the $telerik.getComputedStyle(tab.get_element(), that._sizeProperty) method returns a string "auto" for the hidden tab inside the _scrollTab() function which of course throws an error when the auto string value goes through the parseFload function: