Really depends on what the material is. If Gore-Tex, send it back to Kokatat and they will repair it.
If it is made of Tropos, a coated fabric, once the seam tape comes up, new seam tape won't adhere to it again. Tropos carries a 2 year warranty against that issue.
If Tropos, then just use something like this to seal the seams:
Kayak & Canoe Covers
Recreational Kayak Paddle
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