Unable to use this 2 bows together

I just made new bow for snipe skill.
but turned out I can't put it in my 2nd weapon set.

I have enough dex for both of them even when I don't use quiver.
and I already unsocket all skill gem to make sure.

dunno what cause this but please help me fix. :(

https://www.youtube.com/watch?v=i5ahe2N-Fbw

Didnt watch video just guessing you got 2 copy of 1 socketable in both bows, most are limited to 1 per build for now.

"

IILU81II#8410 wrote:

Didnt watch video just guessing you got 2 copy of 1 socketable in both bows, most are limited to 1 per build for now.

Thankssss
you just save me.
now it's working haha