Fix a couple of mistakes made in the last commit. It appears to have been too long since I last worked on TC.

src/server/game/Entities/Player/Player.cpp

@@ -3063,7 +3063,7 @@ void Player::GiveLevel(uint8 level)
 
     // Refer-A-Friend
     if (GetSession()->GetRecruiterId())
-        if (level < sWorld.getConfig(CONFIG_MAX_RECRUIT_A_FRIEND_BONUS_PLAYER_LEVEL)) {
+        if (level < sWorld->getConfig(CONFIG_MAX_RECRUIT_A_FRIEND_BONUS_PLAYER_LEVEL)) {
             if (level % 2 == 0) {
                 m_grantableLevels++;
 

src/server/game/Server/Protocol/Handlers/MiscHandler.cpp

@@ -499,7 +499,7 @@ void WorldSession::HandleSetSelectionOpcode(WorldPacket & recv_data)
     if (!unit)
         return;
         
-    _player->SetSelectionGuid(guid);
+    _player->SetSelection(guid);
 
     if (FactionTemplateEntry const* factionTemplateEntry = sFactionTemplateStore.LookupEntry(unit->getFaction()))
         _player->GetReputationMgr().SetVisible(factionTemplateEntry);

src/server/game/Server/Protocol/Handlers/ReferAFriendHandler.cpp

@@ -15,6 +15,12 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "WorldSession.h"
+#include "Player.h"
+#include "ObjectManager.h"
+#include "Opcodes.h"
+#include "Log.h"
+
 void WorldSession::HandleGrantLevel(WorldPacket& recv_data)
 {
     sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: CMSG_GRANT_LEVEL");
@@ -22,7 +28,7 @@ void WorldSession::HandleGrantLevel(WorldPacket& recv_data)
     uint64 guid;
     recv_data.readPackGUID(guid);
 
-    Player *target = sObjectMgr.GetPlayer(guid);
+    Player *target = sObjectMgr->GetPlayer(guid);
 
     // check cheating
     uint8 levels = _player->GetGrantableLevels();
@@ -64,7 +70,7 @@ void WorldSession::HandleAcceptGrantLevel(WorldPacket& recv_data)
     uint64 guid;
     recv_data.readPackGUID(guid);
 
-    Player *other = sObjectMgr.GetPlayer(guid);
+    Player *other = sObjectMgr->GetPlayer(guid);
     if (!(other && other->GetSession()))
         return;