Need to compile C++ extensions to get sparse attention suport.

Python 3.10.6 | packaged by conda-forge | (main, Oct 24 2022, 16:02:16) [MSC v.1916 64 bit (AMD64)]
Commit hash: 44c46f0ed395967cd3830dd481a2db759fda5b3b
Installing requirements for Web UI
Launching Web UI with arguments: --autolaunch

WARNING:root:WARNING:
Need to compile C++ extensions to get sparse attention suport. Please run python setup.py build develop
No checkpoints found. When searching for checkpoints, looked at:
 - file C:\Users\neo-karamazov\stable-diffusion-webui\model.ckpt
 - directory C:\Users\neo-karamazov\stable-diffusion-webui\models\Stable-diffusion
Can't run without a checkpoint. Find and place a .ckpt file into any of those locations. The program will exit.

运行代码

python launch.py --autolaunch

请问朋友们上方这段报错是什么意思呢