[05:18:10] [Worker-Main-13/ERROR]: Failed to add settings command for carpet. It is masking previous command. [05:18:10] [Worker-Main-4/INFO]: Loaded 2254 recipes [05:18:10] [Worker-Main-4/INFO]: Loaded 2063 advancements [05:18:11] [Worker-Main-13/ERROR]: Failed to add settings command for carpet. It is masking previous command. [05:18:11] [Worker-Main-20/INFO]: Loaded 2254 recipes [05:18:11] [Worker-Main-20/INFO]: Loaded 2063 advancements [05:18:12] [Worker-Main-3/ERROR]: Failed to add settings command for carpet. It is masking previous command. [05:18:12] [Worker-Main-22/INFO]: Loaded 2254 recipes [05:18:12] [Worker-Main-22/INFO]: Loaded 2063 advancements [05:18:12] [Worker-Main-19/ERROR]: Failed to add settings command for carpet. It is masking previous command. [05:18:12] [Worker-Main-18/INFO]: Loaded 2254 recipes [05:18:12] [Worker-Main-18/INFO]: Loaded 2063 advancements [05:18:13] [Worker-Main-23/ERROR]: Failed to add settings command for carpet. It is masking previous command. [05:18:13] [Worker-Main-14/INFO]: Loaded 2254 recipes [05:18:13] [Worker-Main-14/INFO]: Loaded 2063 advancements [05:18:14] [Worker-Main-7/ERROR]: Failed to add settings command for carpet. It is masking previous command. [05:18:14] [Worker-Main-23/INFO]: Loaded 2254 recipes [05:18:14] [Worker-Main-23/INFO]: Loaded 2063 advancements [05:18:15] [Worker-Main-1/ERROR]: Failed to add settings command for carpet. It is masking previous command. [05:18:15] [Worker-Main-6/INFO]: Loaded 2254 recipes [05:18:15] [Worker-Main-6/INFO]: Loaded 2063 advancements [05:18:15] [Render thread/INFO]: Stopping worker threads

The server will freeze when shutting down in version 1.21/1.21.1