Avoid silent fallback to TCP if binding to systemd socket fails

server.py

@@ -1338,10 +1338,7 @@ class PromptServer():
             return sockets
         for i in range(listen_fds):
             fd = 3 + i
-            try:
+            sockets.append(_fd_to_socket(fd))
-                sockets.append(_fd_to_socket(fd))
-            except Exception as e:
-                logging.error(f"Failed to convert fd {fd}: {e}")
         os.unsetenv("LISTEN_FDS")
         os.unsetenv("LISTEN_PID")
         return sockets