当我在 conda 环境中构建 DCNv2 时，我收到此消息。
我已经通过nvidia-smi检查了cuda：
Tue Apr 6 20:03:13 2021
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 460.67 Driver Version: 460.67 CUDA Version: 11.2 |
|-------------------------------+----------------------+----------------------+
| GPU Name Persistence-M| Bus-Id Disp.A | Volatile Uncorr. ECC |
| Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util Compute M. |
| | | MIG M. |
|===============================+======================+======================|
| 0 GeForce RTX 3070 Off | 00000000:01:00.0 On | N/A |
| 0% 45C P8 17W / 220W | 448MiB / 7979MiB | 23% Default |
| …