diff --git a/src/game/AuctionHouseBot/AuctionHouseBot.cpp b/src/game/AuctionHouseBot/AuctionHouseBot.cpp
index 0cc6703cb..4b4b68e59 100644
--- a/src/game/AuctionHouseBot/AuctionHouseBot.cpp
+++ b/src/game/AuctionHouseBot/AuctionHouseBot.cpp
@@ -577,7 +577,7 @@ uint32 AuctionBotBuyer::GetBuyableEntry(AHB_Buyer_Config& config)
     }
 
     DEBUG_FILTER_LOG(LOG_FILTER_AHBOT_BUYER, "AHBot: %u items added to buyable vector for ah type: %u",count, config.GetHouseType());
-    DEBUG_FILTER_LOG(LOG_FILTER_AHBOT_BUYER, "AHBot: SameItemInfo size = %u", config.SameItemInfo.size());
+    DEBUG_FILTER_LOG(LOG_FILTER_AHBOT_BUYER, "AHBot: SameItemInfo size = " SIZEFMTD, config.SameItemInfo.size());
     return count;
 }
 
@@ -593,7 +593,7 @@ void AuctionBotBuyer::PrepareListOfEntry(AHB_Buyer_Config& config)
             ++itr;
     }
 
-    DEBUG_FILTER_LOG(LOG_FILTER_AHBOT_BUYER, "AHBot: CheckedEntry size = %u",config.CheckedEntry.size());
+    DEBUG_FILTER_LOG(LOG_FILTER_AHBOT_BUYER, "AHBot: CheckedEntry size = " SIZEFMTD, config.CheckedEntry.size());
 }
 
 bool AuctionBotBuyer::IsBuyableEntry(uint32 buyoutPrice, double InGame_BuyPrice, double MaxBuyablePrice, uint32 MinBuyPrice, uint32 MaxChance, uint32 ChanceRatio)
diff --git a/src/game/AuctionHouseHandler.cpp b/src/game/AuctionHouseHandler.cpp
index 9d01e2720..ee1c9bf26 100644
--- a/src/game/AuctionHouseHandler.cpp
+++ b/src/game/AuctionHouseHandler.cpp
@@ -708,9 +708,6 @@ void WorldSession::HandleAuctionListPendingSales(WorldPacket & recv_data)
     if (!auctionHouseEntry)
         return;
 
-    // always return pointer
-    AuctionHouseObject* auctionHouse = sAuctionMgr.GetAuctionsMap(auctionHouseEntry);
-
     uint32 count = 0;
 
     WorldPacket data(SMSG_AUCTION_LIST_PENDING_SALES, 4);
diff --git a/src/game/BattleGroundHandler.cpp b/src/game/BattleGroundHandler.cpp
index 04c6f8b4a..f44e9f9c4 100644
--- a/src/game/BattleGroundHandler.cpp
+++ b/src/game/BattleGroundHandler.cpp
@@ -161,8 +161,8 @@ void WorldSession::HandleBattlemasterJoinOpcode( WorldPacket & recv_data )
     BattleGroundQueue& bgQueue = sBattleGroundMgr.m_BattleGroundQueues[bgQueueTypeId];
     if (joinAsGroup)
     {
-        GroupQueueInfo * ginfo;
-        uint32 avgTime;
+        GroupQueueInfo* ginfo = NULL;
+        uint32 avgTime = 0;
 
         if(err > 0)
         {
@@ -734,7 +734,7 @@ void WorldSession::HandleBattlemasterJoinArena( WorldPacket & recv_data )
     BattleGroundQueue &bgQueue = sBattleGroundMgr.m_BattleGroundQueues[bgQueueTypeId];
     if (asGroup)
     {
-        uint32 avgTime;
+        uint32 avgTime = 0;
 
         if(err > 0)
         {
diff --git a/src/game/Chat.cpp b/src/game/Chat.cpp
index 355d20c9e..01459ff78 100644
--- a/src/game/Chat.cpp
+++ b/src/game/Chat.cpp
@@ -1503,14 +1503,14 @@ valid examples:
     std::istringstream reader(message);
     char buffer[256];
 
-    uint32 color;
+    uint32 color = 0;
 
-    ItemPrototype const* linkedItem;
-    Quest const* linkedQuest;
-    SpellEntry const *linkedSpell;
-    AchievementEntry const* linkedAchievement;
-    ItemRandomPropertiesEntry const* itemProperty;
-    ItemRandomSuffixEntry const* itemSuffix;
+    ItemPrototype const* linkedItem = NULL;
+    Quest const* linkedQuest = NULL;
+    SpellEntry const *linkedSpell= NULL;
+    AchievementEntry const* linkedAchievement = NULL;
+    ItemRandomPropertiesEntry const* itemProperty = NULL;
+    ItemRandomSuffixEntry const* itemSuffix = NULL;
 
     while(!reader.eof())
     {
diff --git a/src/game/CreatureEventAIMgr.cpp b/src/game/CreatureEventAIMgr.cpp
index c08a29e3b..50ec98637 100644
--- a/src/game/CreatureEventAIMgr.cpp
+++ b/src/game/CreatureEventAIMgr.cpp
@@ -156,7 +156,7 @@ void CreatureEventAIMgr::LoadCreatureEventAI_Summons(bool check_entry_use)
     m_CreatureEventAI_Summon_Map.clear();
 
     // Gather additional data for EventAI
-    QueryResult *result = WorldDatabase.Query("SELECT id, position_x, position_y, position_z, orientation, spawntimesecs FROM creature_ai_summons");
+    QueryResult* result = WorldDatabase.Query("SELECT id, position_x, position_y, position_z, orientation, spawntimesecs FROM creature_ai_summons");
     if (result)
     {
         BarGoLink bar(result->GetRowCount());
@@ -169,21 +169,21 @@ void CreatureEventAIMgr::LoadCreatureEventAI_Summons(bool check_entry_use)
 
             CreatureEventAI_Summon temp;
 
-            uint32 i = fields[0].GetUInt32();
-            temp.position_x = fields[1].GetFloat();
-            temp.position_y = fields[2].GetFloat();
-            temp.position_z = fields[3].GetFloat();
-            temp.orientation = fields[4].GetFloat();
-            temp.SpawnTimeSecs = fields[5].GetUInt32();
+            temp.id             = fields[0].GetUInt32();
+            temp.position_x     = fields[1].GetFloat();
+            temp.position_y     = fields[2].GetFloat();
+            temp.position_z     = fields[3].GetFloat();
+            temp.orientation    = fields[4].GetFloat();
+            temp.SpawnTimeSecs  = fields[5].GetUInt32();
 
-            if (!MaNGOS::IsValidMapCoord(temp.position_x,temp.position_y,temp.position_z,temp.orientation))
+            if (!MaNGOS::IsValidMapCoord(temp.position_x, temp.position_y, temp.position_z, temp.orientation))
             {
-                sLog.outErrorDb("CreatureEventAI:  Summon id %u have wrong coordinates (%f,%f,%f,%f), skipping.", i,temp.position_x,temp.position_y,temp.position_z,temp.orientation);
+                sLog.outErrorDb("CreatureEventAI:  Summon id %u have wrong coordinates (%f, %f, %f, %f), skipping.", temp.id, temp.position_x, temp.position_y, temp.position_z, temp.orientation);
                 continue;
             }
 
             //Add to map
-            m_CreatureEventAI_Summon_Map[i] = temp;
+            m_CreatureEventAI_Summon_Map[temp.id] = temp;
             ++Count;
         }while (result->NextRow());
 
diff --git a/src/game/DynamicObject.cpp b/src/game/DynamicObject.cpp
index f5ccfcef6..9f718dcdc 100644
--- a/src/game/DynamicObject.cpp
+++ b/src/game/DynamicObject.cpp
@@ -95,7 +95,7 @@ bool DynamicObject::Create(uint32 guidlow, Unit *caster, uint32 spellId, SpellEf
     SpellEntry const* spellProto = sSpellStore.LookupEntry(spellId);
     if (!spellProto)
     {
-        sLog.outError("DynamicObject (spell %u) not created. Spell not exist!", spellId, GetPositionX(), GetPositionY());
+        sLog.outError("DynamicObject (spell %u) not created. Spell not exist!", spellId);
         return false;
     }
 
diff --git a/src/game/HostileRefManager.cpp b/src/game/HostileRefManager.cpp
index 4e3328e8d..ee8af4582 100644
--- a/src/game/HostileRefManager.cpp
+++ b/src/game/HostileRefManager.cpp
@@ -40,9 +40,6 @@ HostileRefManager::~HostileRefManager()
 
 void HostileRefManager::threatAssist(Unit *pVictim, float pThreat, SpellEntry const *pThreatSpell, bool pSingleTarget)
 {
-    float redirectedMod = pVictim->getHostileRefManager().GetThreatRedirectionMod();
-    Unit* redirectedTarget = redirectedMod ? pVictim->getHostileRefManager().GetThreatRedirectionTarget() : NULL;
-
     uint32 size = pSingleTarget ? 1 : getSize();            // if pSingleTarget do not devide threat
     float threat = pThreat/size;
     HostileReference* ref = getFirst();
diff --git a/src/game/Level2.cpp b/src/game/Level2.cpp
index eb0554901..feccf9d9b 100644
--- a/src/game/Level2.cpp
+++ b/src/game/Level2.cpp
@@ -4672,10 +4672,6 @@ bool ChatHandler::HandleLookupPoolCommand(char * args)
         return false;
 
     std::string namepart = args;
-
-    Player* player = m_session ? m_session->GetPlayer() : NULL;
-    MapPersistentState* mapState = player ? player->GetMap()->GetPersistentState() : NULL;
-
     strToLower(namepart);
 
     uint32 counter = 0;
@@ -4719,7 +4715,6 @@ bool ChatHandler::HandlePoolListCommand(char* args)
     // spawn pools for expected map or for not initialized shared pools state for non-instanceable maps
     for(uint16 pool_id = 0; pool_id < sPoolMgr.GetMaxPoolId(); ++pool_id)
     {
-        PoolTemplateData const& pool_template = sPoolMgr.GetPoolTemplate(pool_id);
         if (sPoolMgr.GetPoolTemplate(pool_id).CanBeSpawnedAtMap(mapState->GetMapEntry()))
         {
             ShowPoolListHelper(pool_id);
diff --git a/src/game/MapManager.cpp b/src/game/MapManager.cpp
index fedb35779..c59f83baf 100644
--- a/src/game/MapManager.cpp
+++ b/src/game/MapManager.cpp
@@ -125,7 +125,7 @@ Map* MapManager::CreateMap(uint32 id, const WorldObject* obj)
 
 Map* MapManager::CreateBgMap(uint32 mapid, BattleGround* bg)
 {
-    TerrainInfo * pData = sTerrainMgr.LoadTerrain(mapid);
+    sTerrainMgr.LoadTerrain(mapid);
 
     Guard _guard(*this);
     return CreateBattleGroundMap(mapid, sObjectMgr.GenerateInstanceLowGuid(), bg);
diff --git a/src/game/Player.cpp b/src/game/Player.cpp
index 100c3e940..999eab6e2 100644
--- a/src/game/Player.cpp
+++ b/src/game/Player.cpp
@@ -1675,7 +1675,7 @@ bool Player::TeleportTo(uint32 mapid, float x, float y, float z, float orientati
     // We have to perform this check before the teleport, otherwise the
     // ObjectAccessor won't find the flag.
     if (duel && GetMapId() != mapid)
-        if (GameObject* obj = GetMap()->GetGameObject(GetGuidValue(PLAYER_DUEL_ARBITER)))
+        if (GetMap()->GetGameObject(GetGuidValue(PLAYER_DUEL_ARBITER)))
             DuelComplete(DUEL_FLED);
 
     // reset movement flags at teleport, because player will continue move with these flags after teleport
@@ -3268,7 +3268,7 @@ bool Player::IsNeedCastPassiveLikeSpellAtLearn(SpellEntry const* spellInfo) cons
 
     // note: form passives activated with shapeshift spells be implemented by HandleShapeshiftBoosts instead of spell_learn_spell
     // talent dependent passives activated at form apply have proper stance data
-    bool need_cast = !spellInfo->Stances || !form && spellInfo->HasAttribute(SPELL_ATTR_EX2_NOT_NEED_SHAPESHIFT);
+    bool need_cast = !spellInfo->Stances || (!form && spellInfo->HasAttribute(SPELL_ATTR_EX2_NOT_NEED_SHAPESHIFT));
 
     // Check CasterAuraStates
     return need_cast && (!spellInfo->CasterAuraState || HasAuraState(AuraState(spellInfo->CasterAuraState)));
diff --git a/src/game/PoolManager.cpp b/src/game/PoolManager.cpp
index 1c202bf6e..cd406cd34 100644
--- a/src/game/PoolManager.cpp
+++ b/src/game/PoolManager.cpp
@@ -378,8 +378,6 @@ void PoolGroup<Creature>::Spawn1Object(MapPersistentState& mapState, PoolObject*
 {
     if (CreatureData const* data = sObjectMgr.GetCreatureData(obj->guid))
     {
-        MapEntry const* mapEntry = sMapStore.LookupEntry(data->mapid);
-
         // for non-instanceable maps pool spawn can be at different map from provided mapState
         if (MapPersistentState* dataMapState = mapState.GetMapId() == data->mapid ? &mapState : sMapPersistentStateMgr.GetPersistentState(data->mapid, 0))
         {
@@ -424,8 +422,6 @@ void PoolGroup<GameObject>::Spawn1Object(MapPersistentState& mapState, PoolObjec
 {
     if (GameObjectData const* data = sObjectMgr.GetGOData(obj->guid))
     {
-        MapEntry const* mapEntry = sMapStore.LookupEntry(data->mapid);
-
         // for non-instanceable maps pool spawn can be at different map from provided mapState
         if (MapPersistentState* dataMapState = mapState.GetMapId() == data->mapid ? &mapState : sMapPersistentStateMgr.GetPersistentState(data->mapid, 0))
         {
@@ -870,7 +866,7 @@ void PoolManager::LoadFromDB()
                 goinfo->type != GAMEOBJECT_TYPE_GOOBER &&
                 goinfo->type != GAMEOBJECT_TYPE_FISHINGHOLE)
             {
-                sLog.outErrorDb("`pool_gameobject_template` has a not lootable gameobject spawn (GUID: %u Entry % Type: %u) defined for pool id (%u), skipped.", guid, entry_id, goinfo->type, pool_id );
+                sLog.outErrorDb("`pool_gameobject_template` has a not lootable gameobject spawn (GUID: %u Entry %u Type: %u) defined for pool id (%u), skipped.", guid, entry_id, goinfo->type, pool_id);
                 continue;
             }
             if (pool_id > max_pool_id)
diff --git a/src/game/SpellEffects.cpp b/src/game/SpellEffects.cpp
index 0bc18a6fe..e064358cd 100644
--- a/src/game/SpellEffects.cpp
+++ b/src/game/SpellEffects.cpp
@@ -4529,7 +4529,7 @@ void Spell::SendLoot(ObjectGuid guid, LootType loottype, LockType lockType)
                 sLog.outError("Spell::SendLoot unhandled locktype %u for GameObject trap (entry %u) for spell %u.", lockType, gameObjTarget->GetEntry(), m_spellInfo->Id);
                 return;
             default:
-                sLog.outError("Spell::SendLoot unhandled GameObject type %u (entry %u).", gameObjTarget->GetGoType(), gameObjTarget->GetEntry(), m_spellInfo->Id);
+                sLog.outError("Spell::SendLoot unhandled GameObject type %u (entry %u) for spell %u.", gameObjTarget->GetGoType(), gameObjTarget->GetEntry(), m_spellInfo->Id);
                 return;
         }
     }
diff --git a/src/game/SpellMgr.cpp b/src/game/SpellMgr.cpp
index 93f3df7b1..b7cacee6a 100644
--- a/src/game/SpellMgr.cpp
+++ b/src/game/SpellMgr.cpp
@@ -1530,7 +1530,7 @@ void SpellMgr::LoadSpellBonuses()
             need_direct = true;
 
         // Check if direct_bonus is needed in `spell_bonus_data`
-        float direct_calc;
+        float direct_calc = 0.0f;
         float direct_diff = 1000.0f;                        // for have big diff if no DB field value
         if (sbe.direct_damage)
         {
@@ -1550,7 +1550,7 @@ void SpellMgr::LoadSpellBonuses()
         }
 
         // Check if dot_bonus is needed in `spell_bonus_data`
-        float dot_calc;
+        float dot_calc = 0.0f;
         float dot_diff = 1000.0f;                           // for have big diff if no DB field value
         if (sbe.dot_damage)
         {
@@ -1756,7 +1756,6 @@ struct DoSpellThreat
         if (ste.threat || ste.ap_bonus != 0.f)
         {
             const uint32 *targetA = spell->EffectImplicitTargetA;
-            const uint32 *targetB = spell->EffectImplicitTargetB;
             if ((targetA[EFFECT_INDEX_1] && targetA[EFFECT_INDEX_1] != targetA[EFFECT_INDEX_0]) ||
                 (targetA[EFFECT_INDEX_2] && targetA[EFFECT_INDEX_2] != targetA[EFFECT_INDEX_0]))
                 sLog.outErrorDb("Spell %u listed in `spell_threat` has effects with different targets, threat may be assigned incorrectly", spell->Id);
diff --git a/src/game/World.cpp b/src/game/World.cpp
index b8e4e4b35..4dc47fff8 100644
--- a/src/game/World.cpp
+++ b/src/game/World.cpp
@@ -130,7 +130,7 @@ World::~World()
 
     m_weathers.clear();
 
-    CliCommandHolder* command;
+    CliCommandHolder* command = NULL;
     while (cliCmdQueue.next(command))
         delete command;
 
diff --git a/src/game/WorldSession.cpp b/src/game/WorldSession.cpp
index a769198bc..837e7d69f 100644
--- a/src/game/WorldSession.cpp
+++ b/src/game/WorldSession.cpp
@@ -110,7 +110,7 @@ WorldSession::~WorldSession()
     }
 
     ///- empty incoming packet queue
-    WorldPacket* packet;
+    WorldPacket* packet = NULL;
     while(_recvQueue.next(packet))
         delete packet;
 }
@@ -202,7 +202,7 @@ bool WorldSession::Update(PacketFilter& updater)
 {
     ///- Retrieve packets from the receive queue and call the appropriate handlers
     /// not process packets if socket already closed
-    WorldPacket* packet;
+    WorldPacket* packet = NULL;
     while (m_Socket && !m_Socket->IsClosed() && _recvQueue.next(packet, updater))
     {
         /*#if 1
diff --git a/src/game/movement/MoveSpline.h b/src/game/movement/MoveSpline.h
index d8c0a3a89..e40054ede 100644
--- a/src/game/movement/MoveSpline.h
+++ b/src/game/movement/MoveSpline.h
@@ -47,7 +47,6 @@ namespace Movement
             Result_NextCycle    = 0x04,
             Result_NextSegment  = 0x08,
         };
-        #pragma region fields
         friend class PacketBuilder;
     protected:
         MySpline        spline;
@@ -87,7 +86,6 @@ namespace Movement
         void _Finalize();
         void _Interrupt() { splineflags.done = true;}
 
-        #pragma endregion
     public:
 
         void Initialize(const MoveSplineInitArgs&);
diff --git a/src/game/movement/spline.h b/src/game/movement/spline.h
index 7ef626bfa..dd345670a 100644
--- a/src/game/movement/spline.h
+++ b/src/game/movement/spline.h
@@ -39,7 +39,6 @@ public:
         ModesEnd
     };
 
-    #pragma region fields
 protected:
     ControlArray points;
 
@@ -84,10 +83,9 @@ protected:
 
     void UninitializedSpline() const { MANGOS_ASSERT(false);}
 
-    #pragma endregion
 public:
 
-    explicit SplineBase() : m_mode(UninitializedMode), index_lo(0), index_hi(0), cyclic(false) {}
+    explicit SplineBase() : index_lo(0), index_hi(0), m_mode(UninitializedMode), cyclic(false) {}
 
     /** Caclulates the position for given segment Idx, and percent of segment length t
         @param t - percent of segment length, assumes that t in range [0, 1]
@@ -138,13 +136,11 @@ class Spline : public SplineBase
 public:
     typedef length_type LengthType;
     typedef std::vector<length_type> LengthArray;
-    #pragma region fields
 protected:
 
     LengthArray lengths;
 
     index_type computeIndexInBounds(length_type length) const;
-    #pragma endregion
 public:
 
     explicit Spline(){}
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 5dc93f4f0..4d2d8b631 100644
--- a/src/shared/revision_nr.h
+++ b/src/shared/revision_nr.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "12020"
+ #define REVISION_NR "12021"
 #endif // __REVISION_NR_H__