How to Smoothly move First Person Character to target location from any starting point with obstacle avoidance

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also i got this in my output log when i click on the ui button to move my BP_FPC to the location

LogScript: Warning: Script Msg: Attempted to access index -1 from array ‘PathPoints’ of length 0 in ‘/Script/NavigationSystem.NavigationPath’!
LogScript: Warning: Script Msg called by: BP_FirstPersonCharacter_C