Unreal Engine Gameplay Mechanics Fix

My current Unreal Engine project is stalled because two key gameplay systems are failing. First, character movement no longer responds crisply to player input. Inputs are occasionally dropped or delayed, and the pawn does not accelerate, decelerate, or change direction as coded... (Budget: ₹1500 - ₹12500 INR, Jobs: C Programming, C# Programming, C++ Programming, Debugging, Game Design, Game Development, OpenGL, Unreal Engine)