Hi RGV,
We regret for the inconvenience caused.
We can able to reproduce the issue “unable to select the edited cell text values when showGridToolTip is true”. Hence, we have logged an issue report for this. The fix for the issue will be available in our upcoming volume 2 SP1 release which is expected to be out, at the end of May, 2017.
Please let us know if you need any other assistance.
Regards,
Jayakumar D