Update

Assets/Invector-3rdPersonController/Melee Combat/Scripts/MeleeWeapon/vWeaponConstrain.cs

@@ -0,0 +1,26 @@
+using Invector;
+using UnityEngine;
+
+[vClassHeader(" Weapon Constrain ", "Weapon Constrain Helper: call true OnEquip and false OnDrop by CollectableStandalone events to avoid handler movement on 2018.x", iconName = "meleeIcon")]
+public class vWeaponConstrain : vMonoBehaviour
+{
+    Rigidbody m_Rigidbody;
+
+    protected virtual void Start()
+    {
+        m_Rigidbody = GetComponent<Rigidbody>();
+    }
+
+    // Call OnEquip (true) / OnDrop (false)
+    public virtual void Inv_Weapon_FreezeAll(bool status)
+    {
+        if (status)
+        {
+            m_Rigidbody.constraints = RigidbodyConstraints.FreezeAll;
+        }
+        else
+        {
+            m_Rigidbody.constraints = RigidbodyConstraints.None;
+        }
+    }
+}