diff --git a/src/server/shared/Networking/SocketMgr.h b/src/server/shared/Networking/SocketMgr.h
index 1fc0ef8..ecb7aec 100644
--- a/src/server/shared/Networking/SocketMgr.h
+++ b/src/server/shared/Networking/SocketMgr.h
@@ -70,7 +70,10 @@ public:
 
     virtual void StopNetwork()
     {
-        _acceptor->Close();
+        // _acceptor est nul si StartNetwork n a jamais reussi (ex. ToolSocketMgr
+        // jamais demarre) -> ne pas dereferencer, sinon SIGSEGV a l extinction.
+        if (_acceptor)
+            _acceptor->Close();
 
         if (_threadCount != 0)
             for (int32 i = 0; i < _threadCount; ++i)