Core/LFGMgr: Fix the case where the last player left in a lfg group would be stuck in party when porting out of the instance.

If you find a better way or think this is wrong feel free to remove it or improve it.

(cherry picked from commit e743f4a479ce7ddd3f13d51ca1c19a591c803fc0)

1 files changed, 8 insertions, 0 deletions

diff --git a/src/server/game/DungeonFinding/LFGMgr.cpp b/src/server/game/DungeonFinding/LFGMgr.cpp
index db711bd9a47..098b2d2995b 100644
--- a/src/server/game/DungeonFinding/LFGMgr.cpp
+++ b/src/server/game/DungeonFinding/LFGMgr.cpp
@@ -1270,6 +1270,14 @@ void LFGMgr::TeleportPlayer(Player* player, bool out, bool fromOpcode /*= false*
         if (player->GetMapId() == uint32(dungeon->map))
             player->TeleportToBGEntryPoint();
 
+        // in the case were we are the last in lfggroup then we must disband when porting out of the instance
+        if (group->GetMembersCount() == 1)
+        {
+            group->Disband();
+            TC_LOG_DEBUG("lfg.teleport", "Player %s is last in lfggroup so we disband the group.",
+                player->GetName().c_str());
+        }
+
         return;
     }