我收到以下错误...
D:\Setups\Mozilla JetPack SDK\bin>activate.bat
ERROR: The system was unable to find the specified registry key or value.
Traceback (most recent call last):
File "<string>", line 1, in <module>
ImportError: No module named jetpack_sdk_env
(D:\Setups\Mozilla JetPack SDK\bin) D:\Setups\Mozilla JetPack SDK\bin>
怎么了?我该如何解决?