Error CS8025 What can i do ?

this is my code in c #:

using UnityEngine; using System.Collections;

public class BoatController : MonoBehaviour {

 CharacterController cc;
 CharacterMotor cm;
 Gameobject Player;
 Transform defaultPlayerTransform;
 
 bool IsDriving=false;
 
 void Start () {
     cc= Gameobject.FindObjectOfType<CharacterController>();
     cm= Gameobject.FindObjectOfType<CharacterMotor>();
     player = cm.gameObject;
     defaultPlayerTransform = player.transform.parent;    
 }
 bool IsPlayerCloseToboat()
 {
     return Vector3.Distance(gameObject.transform.position,
                             player.transform.position)<1;


     SetDriving (bool.IsDriving);
     
      IsDriving = IsDriving;
         
         cm.enabled = !IsDriving;
         cc.enabled = !IsDriving;
         
         if(IsDriving)
             player.transform.parent=gameObject.transform;

         else player.transform.parent= defaultPlayerTransform;
                 
     {

             if (Input.GetKeyDown(KeyCode.E) && IsPlayerCloseToBoat())
                 SetDriving(!IsDriving);
             {
                 
                 
             }


 
 


 
 
     }
 } 

so, what i do ?