sdk = SDK(APP_KEY, APP_SECRET, SERVER) platform = sdk.platform() platform.login(USERNAME, EXTENSION, PASSWORD)
Well, most probably one or more params is invalid. What is behind the SERVER, sandbox account or production account? Then app_id and app_secret must be the ones for the selected account type. Then username must be an existing user in the selected account.
Using the RingCentral Phone for Desktop, you can dial or receive test calls, send and receive test SMS or Fax messages in your sandbox environment.
Download RingCentral Phone for Desktop:
Tip: switch to the "sandbox mode" before logging in the app:
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