matin mortazavi / I debugged the code. The issue was that it couldn’t recognize the file paths

src/org/model/Car.java

@@ -0,0 +1,68 @@
+package org.model;
+
+/*
+ * Car extends Vehicle.
+ * This class SHOULD implement Serviceable.
+ *
+ * Service logic for Car:
+ * - needsService(): return true if mileage > 10,000
+ * - performService(): print "General car service completed"
+ */
+
+import org.behavior.Serviceable;
+
+public abstract class Car extends org.model.Vehicle implements Serviceable {
+
+    private int seats;
+
+    public Car(String brand, String model, int year,
+               double mileage, int seats) {
+
+        // TODO: Call super constructor
+        super(brand , model , year , mileage );
+        this.seats = seats;
+    }
+
+    // TODO: Override getEnergyType() → return "Unknown"
+    @Override
+    public String getEnergyType()
+    {
+        return "Unknown" ;
+    }
+
+    // TODO: Override showDetails()
+    @Override
+    public void showDetails()
+    {
+        System.out.println("brand : " + GetBrand()) ;
+        System.out.println("model : " + GetModel() ) ;
+        System.out.println("year : " + GetYear() ) ;
+        System.out.println("mileage : " + GetMileage()) ;
+        System.out.println("seats : " + seats) ;
+
+    }
+
+    /*
+     * Implement Serviceable methods:
+     *
+     * needsService(Vehicle v):
+     * - Check the mileage of the current car
+     * - If mileage > 10000 return true
+     * - Otherwise return false
+     *
+     * performService():
+     * - Print: "General car service completed"
+     */
+    @Override
+    public boolean needsService(org.model.Vehicle v)
+    {
+        return this.GetMileage() > 10000 ;
+    }
+
+    public abstract boolean needService(org.model.Vehicle v);
+
+    @Override public void performService(){
+        System.out.println("General car service completed") ;
+    }
+
+}