Trace compile error?

This function calculates the angle at which the character runs. In Editore works. But when you run the “standalone game” or packing project - gives incorrect values. Progress on the account is not zero and -90

[link text][2]

ThirdPersonCharacter.rar - ThirdPersonCharacter.uasset

I have same problem.How Fix bug?

And I have the exact same problem - how to solve?

I have the same. Solution needed

a similar problem - waiting for a response

a similar problem - waiting for a response