diff --git a/Barotrauma/BarotraumaClient/Source/Screens/ServerListScreen.cs b/Barotrauma/BarotraumaClient/Source/Screens/ServerListScreen.cs
index 0344ba7c1..1f146ab06 100644
--- a/Barotrauma/BarotraumaClient/Source/Screens/ServerListScreen.cs
+++ b/Barotrauma/BarotraumaClient/Source/Screens/ServerListScreen.cs
@@ -218,6 +218,22 @@ namespace Barotrauma
             return true;
         }
 
+        private bool RefreshJoinButtonState(GUIComponent component, object obj)
+        {
+            if (obj == null || waitingForRefresh) { return false; }
+
+            if (!string.IsNullOrWhiteSpace(clientNameBox.Text) && !string.IsNullOrWhiteSpace(ipBox.Text))
+            {
+                joinButton.Enabled = true;
+            }
+            else
+            {
+                joinButton.Enabled = false;
+            }
+
+            return true;
+        }
+
         private bool SelectServer(GUIComponent component, object obj)
         {
             if (obj == null || waitingForRefresh) { return false; }
diff --git a/Barotrauma/BarotraumaShared/Source/Characters/AI/HumanAIController.cs b/Barotrauma/BarotraumaShared/Source/Characters/AI/HumanAIController.cs
index c68f451cb..b91b277b9 100644
--- a/Barotrauma/BarotraumaShared/Source/Characters/AI/HumanAIController.cs
+++ b/Barotrauma/BarotraumaShared/Source/Characters/AI/HumanAIController.cs
@@ -553,8 +553,6 @@ namespace Barotrauma
 
         public static bool HasItem(Character character, string tag, string containedTag, float conditionPercentage = 0)
         {
-            if (character == null) { return false; }
-            if (character.Inventory == null) { return false; }
             var item = character.Inventory.FindItemByTag(tag);
             return item != null &&
                 item.ConditionPercentage > conditionPercentage &&
diff --git a/Barotrauma/BarotraumaShared/Source/Characters/AI/Objectives/AIObjectiveGoTo.cs b/Barotrauma/BarotraumaShared/Source/Characters/AI/Objectives/AIObjectiveGoTo.cs
index c8cb23e10..9d23de7d3 100644
--- a/Barotrauma/BarotraumaShared/Source/Characters/AI/Objectives/AIObjectiveGoTo.cs
+++ b/Barotrauma/BarotraumaShared/Source/Characters/AI/Objectives/AIObjectiveGoTo.cs
@@ -16,9 +16,6 @@ namespace Barotrauma
 
         public Func<bool> customCondition;
 
-        public bool followControlledCharacter;
-        public bool mimic;
-
         /// <summary>
         /// Display units
         /// </summary>
@@ -27,11 +24,9 @@ namespace Barotrauma
         public bool AllowGoingOutside { get; set; }
         public bool CheckVisibility { get; set; }
 
-        public ISpatialEntity Target { get; private set; }
-
         public override float GetPriority()
         {
-            if (followControlledCharacter && Character.Controlled == null) { return 0.0f; }
+            if (FollowControlledCharacter && Character.Controlled == null) { return 0.0f; }
             if (Target is Entity e && e.Removed) { return 0.0f; }
             if (IgnoreIfTargetDead && Target is Character character && character.IsDead) { return 0.0f; }                     
             if (objectiveManager.CurrentOrder == this)
@@ -41,6 +36,10 @@ namespace Barotrauma
             return 1.0f;
         }
 
+        public ISpatialEntity Target { get; private set; }
+
+        public bool FollowControlledCharacter;
+
         public AIObjectiveGoTo(ISpatialEntity target, Character character, AIObjectiveManager objectiveManager, bool repeat = false, bool getDivingGearIfNeeded = true, float priorityModifier = 1) 
             : base (character, objectiveManager, priorityModifier)
         {
@@ -53,7 +52,7 @@ namespace Barotrauma
 
         protected override void Act(float deltaTime)
         {
-            if (followControlledCharacter)
+            if (FollowControlledCharacter)
             {
                 if (Character.Controlled == null)
                 {
@@ -138,9 +137,8 @@ namespace Barotrauma
                 }
                 if (getDivingGearIfNeeded)
                 {
-                    Character followTarget = Target as Character;
-                    bool needsDivingGear = HumanAIController.NeedsDivingGear(targetHull) || mimic && HumanAIController.HasDivingMask(followTarget);
-                    bool needsDivingSuit = needsDivingGear && (targetHull == null || targetIsOutside || targetHull.WaterPercentage > 90) || mimic && HumanAIController.HasDivingSuit(followTarget);
+                    bool needsDivingGear = HumanAIController.NeedsDivingGear(targetHull);
+                    bool needsDivingSuit = needsDivingGear && (targetHull == null || targetIsOutside || targetHull.WaterPercentage > 90);
                     bool needsEquipment = false;
                     if (needsDivingSuit)
                     {
diff --git a/Barotrauma/BarotraumaShared/Source/Characters/AI/Objectives/AIObjectiveManager.cs b/Barotrauma/BarotraumaShared/Source/Characters/AI/Objectives/AIObjectiveManager.cs
index 8451af1fc..8aae67958 100644
--- a/Barotrauma/BarotraumaShared/Source/Characters/AI/Objectives/AIObjectiveManager.cs
+++ b/Barotrauma/BarotraumaShared/Source/Characters/AI/Objectives/AIObjectiveManager.cs
@@ -239,8 +239,7 @@ namespace Barotrauma
                         CloseEnough = 150,
                         AllowGoingOutside = true,
                         IgnoreIfTargetDead = true,
-                        followControlledCharacter = orderGiver == character,
-                        mimic = true
+                        FollowControlledCharacter = orderGiver == character
                     };
                     break;
                 case "wait":