Recently, I have updated Google App Engine from 1.9.17 to 1.9.18 via Google Cloud SDK by using command \'gcloud components update\' in Windows 7 64 bit. After that I wasn\'t
This is currently an issue with the dev_appserver bundled in the Cloud SDK. A fix will be out soon. In the meanwhile, your options are:
1) Use gcloud preview app run to run your app when using the Cloud SDK
2) Install the standalone AppEngine SDK (which you already mentioned in your question)