question

Mousa Khalil avatar image
Mousa Khalil asked Phong Vu answered

Effective type

When trying to make a call using the Webphone from the JS SDK I face an error.

typeerror: cannot read properties of undefined (reading 'effectivetype')
sdk
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1 Answer

Phong Vu avatar image
Phong Vu answered

Pls submit a dev support case.

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Developer sandbox tools

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:

  • On MacOS: press "fn + command + f2" keys
  • On Windows: press "Ctrl + F2" keys