It seems that I can't get the correct forward vector of the FollowCamera

[ddadd2020]

I am trying to make a rifle fire based on the anchor in the center of screen by line trace. But while I get the forward vector like this in the following picture:

it seems to target to a wrong position:

I also tried the Convert Screen Location To World Space node, but it results same.

Someone helps me out please

[PREDALIEN]

You need to add the multiply direction vector to the starting point:

[ddadd2020]

Yes. I resloved by myself already, thanks a lot for your reply.