IK Foot Setup - Knee Not Bending,IK Foot Setup Knee Not Bending

I have followed the blueprints the same as another project which successfully had the IK foot setup working. I am quite new to this and I’m wondering if anyone else has encountered this and can link me to help or tell me whether I must re-rig this character. Here is an image of the issue and the final AnimGraph

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I’m not too good with IK but I do know that I didn’t notice properties on the node itself if you click on it. that’s all I got.