conf/playerbots.conf.dist

@@ -1985,15 +1985,13 @@ AiPlayerbot.AllowedLogFiles = ""
 ####################################################################################################
 # A list of gameObject GUID's that are not allowed for bots to interact with.
 #
-AiPlayerbot.DisallowedGameObjects = 176213,17155,2656,74448,19020,3719,3658,3705,3706,105579,75293,2857,179490,141596,160836,160845,179516,176224,181085,176112,128308,128403,165739,165738,175245,175970,176325,176327,123329
+AiPlayerbot.DisallowedGameObjects = 176213,17155,2656,74448,19020,3719,3658,3705,3706,105579,75293,17155,2857,179490
 #
 # List of GUID's:
 # QuestItems:
-# 176213 = Blood of Heroes, 17155 = Defias Gunpowder, 2656 = Waterlogged Envelope, 123329 = Baelogs Chest
+# 176213 = Blood of Heroes, 17155 = Defias Gunpowder, 2656 = Waterlogged Envelope
 # Chests:
-# Large Solid Chest = 74448, Box of Assorted Parts = 19020, Food Crate = 3719, Water Barrel = 3658, Barrel of Milk = 3705, Barrel of sweet Nectar = 3706, Tattered Chest = 105579, Large bettered Chest = 75293, Solid Chest = 2857, Battered Foodlocker = 179490, Witch Doctor's Chest = 141596, Relic Coffer = 160836, Dark Coffer = 160845, Fengus's Chest = 179516, Supply Crate = 176224/181085, Malor's Strongbox = 176112
+# Large Solid Chest = 74448, Box of Assorted Parts = 19020, Food Crate = 3719, Water Barrel = 3658, Barrel of Milk = 3705, Barrel of sweet Nectar = 3706, Tattered Chest = 105579, Large bettered Chest = 75293, Solid Chest = 2857, Battered Foodlocker = 179490
-# Other:
-# Shallow Grave (Zul'Farrak) = 128308/128403, Grim Guzzler Boar (Blackrock Depths) = 165739, Dark Iron Ale Mug (Blackrock Depths) = 165738, Father Flame (Blackrock Spire) = 175245, Unforged Runic Breastplate (Blackrock Spire) = 175970, Blacksmithing Plans (Stratholme) = 176325/176327
 # Feel free to edit and help to complete.
 #
 ####################################################################################################

src/PlayerbotAI.cpp

@@ -4124,15 +4124,37 @@ bool IsAlliance(uint8 race)
 
 bool PlayerbotAI::HasRealPlayerMaster()
 {
-    if (master)
+//     if (master)
-    {
+//     {
-        PlayerbotAI* masterBotAI = GET_PLAYERBOT_AI(master);
+//         PlayerbotAI* masterBotAI = GET_PLAYERBOT_AI(master);
-        return !masterBotAI || masterBotAI->IsRealPlayer();
+//         return !masterBotAI || masterBotAI->IsRealPlayer();
-    }
+//     }
+// 
+//     return false;
 
+     // Removes a long-standing crash (0xC0000005 ACCESS_VIOLATION)
+    /* 1) The "master" pointer can be null if the bot was created
+          without a master player or if the master was just removed. */
+    if (!master)
+        return false;
+
+ /* 2) Is the master player still present in the world?
+          If FindPlayer fails, we invalidate "master" and stop here. */
+    if (!ObjectAccessor::FindPlayer(master->GetGUID()))
+    {
+        master = nullptr;           // avoids repeating the check on the next tick
         return false;
     }
 
+   /* 3) If the master is a bot, we check that it is itself controlled
+          by a real player. Otherwise, it's already a real player → true. */
+    if (PlayerbotAI* masterBotAI = GET_PLAYERBOT_AI(master))
+        return masterBotAI->IsRealPlayer();   // bot controlled by a player?
+
+    return true;                              // master = real player
+}
+
+
 bool PlayerbotAI::HasActivePlayerMaster() { return master && !GET_PLAYERBOT_AI(master); }
 
 bool PlayerbotAI::IsAlt() { return HasRealPlayerMaster() && !sRandomPlayerbotMgr->IsRandomBot(bot); }

src/PlayerbotAIConfig.cpp

@@ -157,11 +157,7 @@ bool PlayerbotAIConfig::Initialize()
         sConfigMgr->GetOption<std::string>("AiPlayerbot.RandomBotQuestIds", "7848,3802,5505,6502,7761"),
         randomBotQuestIds);
 
-    LoadSet<std::set<uint32>>(
+    LoadSet<std::set<uint32>>(sConfigMgr->GetOption<std::string>("AiPlayerbot.DisallowedGameObjects", "176213,17155"),
-        sConfigMgr->GetOption<std::string>("AiPlayerbot.DisallowedGameObjects",
-                                           "176213,17155,2656,74448,19020,3719,3658,3705,3706,105579,75293,2857,"
-                                           "179490,141596,160836,160845,179516,176224,181085,176112,128308,128403,"
-                                           "165739,165738,175245,175970,176325,176327,123329"),
                               disallowedGameObjects);
     botAutologin = sConfigMgr->GetOption<bool>("AiPlayerbot.BotAutologin", false);
     randomBotAutologin = sConfigMgr->GetOption<bool>("AiPlayerbot.RandomBotAutologin", true);

src/PlayerbotMgr.cpp

@@ -38,6 +38,8 @@
 #include "WorldSessionMgr.h"
 #include "DatabaseEnv.h"        // Added for gender choice
 #include <algorithm>            // Added for gender choice
+#include "Log.h" // removes a long-standing crash (0xC0000005 ACCESS_VIOLATION)
+#include <shared_mutex> // removes a long-standing crash (0xC0000005 ACCESS_VIOLATION)
 
 class BotInitGuard
 {
@@ -1726,23 +1728,72 @@ void PlayerbotsMgr::RemovePlayerBotData(ObjectGuid const& guid, bool is_AI)
 
 PlayerbotAI* PlayerbotsMgr::GetPlayerbotAI(Player* player)
 {
-    if (!(sPlayerbotAIConfig->enabled) || !player)
+    // if (!(sPlayerbotAIConfig->enabled) || !player)
-    {
+    // {
-        return nullptr;
-    }
-    // if (player->GetSession()->isLogingOut() || player->IsDuringRemoveFromWorld()) {
     //     return nullptr;
     // }
-    auto itr = _playerbotsAIMap.find(player->GetGUID());
+    // // if (player->GetSession()->isLogingOut() || player->IsDuringRemoveFromWorld()) {
-    if (itr != _playerbotsAIMap.end())
+    // //     return nullptr;
+    // // }
+    // auto itr = _playerbotsAIMap.find(player->GetGUID());
+    // if (itr != _playerbotsAIMap.end())
+    // {
+    //     if (itr->second->IsBotAI())
+    //         return reinterpret_cast<PlayerbotAI*>(itr->second);
+    // }
+	// 
+    // return nullptr;
+	
+	// removes a long-standing crash (0xC0000005 ACCESS_VIOLATION)
+    if (!player || !sPlayerbotAIConfig->enabled)
+        return nullptr;
+    
+    // First read the GUID into a local variable, but ONLY after the check!
+    ObjectGuid guid = player->GetGUID();           // <-- OK here, we know that player != nullptr
     { 
-        if (itr->second->IsBotAI())
+        std::shared_lock rlock(_aiMutex);
-            return reinterpret_cast<PlayerbotAI*>(itr->second);
+        auto it = _playerbotsAIMap.find(guid);
+        if (it != _playerbotsAIMap.end() && it->second->IsBotAI())
+            return static_cast<PlayerbotAI*>(it->second);
     }
 
+    // Transient state: NEVER break the master ⇄ bots relationship here.
+    if (!ObjectAccessor::FindPlayer(guid))    
+    {
+        RemovePlayerbotAI(guid, /*removeMgrEntry=*/false);
+    }
     return nullptr;
 }
 
+// removes a long-standing crash (0xC0000005 ACCESS_VIOLATION)
+PlayerbotAI* PlayerbotsMgr::GetPlayerbotAIByGuid(ObjectGuid guid)
+{
+    if (!sPlayerbotAIConfig->enabled)
+        return nullptr;
+
+    std::shared_lock rlock(_aiMutex);
+    auto it = _playerbotsAIMap.find(guid);
+    if (it != _playerbotsAIMap.end() && it->second->IsBotAI())
+        return static_cast<PlayerbotAI*>(it->second);
+    return nullptr;
+}
+
+void PlayerbotsMgr::RemovePlayerbotAI(ObjectGuid const& guid, bool removeMgrEntry /*= true*/)
+{
+    std::unique_lock wlock(_aiMutex);
+
+    if (auto it = _playerbotsAIMap.find(guid); it != _playerbotsAIMap.end())
+    {
+        delete it->second;
+        _playerbotsAIMap.erase(it);
+        LOG_DEBUG("playerbots", "Removed stale AI for GUID {}",
+                  static_cast<uint64>(guid.GetRawValue()));
+    }
+
+        if (removeMgrEntry)
+       _playerbotsMgrMap.erase(guid);  // we NO longer touch the relation in a "soft" purge
+}
+
 PlayerbotMgr* PlayerbotsMgr::GetPlayerbotMgr(Player* player)
 {
     if (!(sPlayerbotAIConfig->enabled) || !player)

src/PlayerbotMgr.h

@@ -12,6 +12,7 @@
 #include "PlayerbotAIBase.h"
 #include "QueryHolder.h"
 #include "QueryResult.h"
+#include <shared_mutex>                 // removes a long-standing crash (0xC0000005 ACCESS_VIOLATION)
 
 class ChatHandler;
 class PlayerbotAI;
@@ -114,13 +115,38 @@ public:
     void RemovePlayerBotData(ObjectGuid const& guid, bool is_AI);
 
     PlayerbotAI* GetPlayerbotAI(Player* player);
+    PlayerbotAI* GetPlayerbotAIByGuid(ObjectGuid guid);  // removes a long-standing crash (0xC0000005 ACCESS_VIOLATION)
+    // void RemovePlayerbotAI(ObjectGuid const& guid);   // removes a long-standing crash (0xC0000005 ACCESS_VIOLATION)
+    // removeMgrEntry = true  => "hard" purge (AI + manager relation), for real logouts
+    // removeMgrEntry = false => "soft" purge (AI only), for detected "stale" cases
+    void RemovePlayerbotAI(ObjectGuid const& guid, bool removeMgrEntry = true);
     PlayerbotMgr* GetPlayerbotMgr(Player* player);
 
 private:
     std::unordered_map<ObjectGuid, PlayerbotAIBase*> _playerbotsAIMap;
     std::unordered_map<ObjectGuid, PlayerbotAIBase*> _playerbotsMgrMap;
+    mutable std::shared_mutex _aiMutex;   // removes a long-standing crash (0xC0000005 ACCESS_VIOLATION)
 };
 
 #define sPlayerbotsMgr PlayerbotsMgr::instance()
 
+// Temporary addition If it keeps crashing, we will use them.
+// Like
+// BEFORE : PlayerbotAI* botAI = GET_PLAYERBOT_AI(bot);
+// AFTER (safe) : PlayerbotAI* botAI = GET_PLAYERBOT_AI_SAFE(bot);
+// BEFORE : if (PlayerbotAI* botAI = GET_PLAYERBOT_AI(player)) { ... }
+// AFTER (safe) : if (PlayerbotAI* botAI = GET_PLAYERBOT_AI_SAFE(player)) { ... }
+// --- SAFE helpers (append to PlayerbotMgr.h) ---
+inline PlayerbotAI* GET_PLAYERBOT_AI_SAFE(Player* p)
+{
+    // Avoid any dereference during transient states (nullptr, teleport, flight, etc.)
+    return p ? sPlayerbotsMgr->GetPlayerbotAI(p) : nullptr;
+}
+
+inline PlayerbotMgr* GET_PLAYERBOT_MGR_SAFE(Player* p)
+{
+    return p ? sPlayerbotsMgr->GetPlayerbotMgr(p) : nullptr;
+}
+// --- end SAFE helpers ---
+
 #endif

src/Playerbots.cpp

@@ -377,6 +377,10 @@ public:
 
     void OnPlayerbotLogout(Player* player) override
     {
+        // immediate purge of the bot's AI upon disconnection
+        if (player && player->GetSession()->IsBot())
+            sPlayerbotsMgr->RemovePlayerbotAI(player->GetGUID()); // removes a long-standing crash (0xC0000005 ACCESS_VIOLATION)
+    
         if (PlayerbotMgr* playerbotMgr = GET_PLAYERBOT_MGR(player))
         {
             PlayerbotAI* botAI = GET_PLAYERBOT_AI(player);