Mi sistema operativo es win7. Quiero instalar el SDK clould. Pero "Error al instalar". El mensaje de ERROR es:

Output folder: C:\Program Files (x86)\Google\Cloud SDK
Downloading Google Cloud SDK core.
Extracting Google Cloud SDK core.
Create Google Cloud SDK bat file: C:\Program Files (x86)\Google\Cloud SDK\cloud_env.bat
Installing components.
Welcome to the Google Cloud SDK!
ERROR: gcloud crashed (UnicodeDecodeError): 'ascii' codec can't decode byte 0xa4 in position 9: ordinal not in range(128)
If you would like to report this issue, please run the following command:
  gcloud feedback
To check gcloud for common problems, please run the following command:
  gcloud info --run-diagnostics
ERROR: Cannot use bundled Python installation to update Cloud SDK in
non-interactive mode. Please run again in interactive mode.
If you really want to run in non-interactive mode, please run the
following command before re-running this one:
 FOR /F "delims=" %i in ( '""C:\Program Files (x86)\Google\Cloud SDK\google-cloud-sdk\bin\gcloud.cmd"" components copy-bundled-python'
 ) DO (
SET CLOUDSDK_PYTHON=%i
)
(Substitute `%%i` for `%i` if in a .bat script.)
Failed to install.

¿Alguien me puede ayudar?