Material Function

Hi

I am creating a material function.
My input is a vector 4 because I need the A that connect’s to a breakout.

My problem is connecting the Vector 4 to the Vector 3 Multiply. It produces an error as in the screen shot.
Any suggestions and explanation would be great
UE 5.0.4

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You either have to make the other wire 4 vector, or this one 3. You would do that with

image

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