getting an error using shopify sdk in flutter #69

i am new in flutter. i am trying to use shopify sdk in flutter.
[ERROR:flutter/lib/ui/ui_dart_state.cc(186)] Unhandled Exception: Exception: ClientException: Unhandled Failure HandshakeException: Handshake error in client (OS Error:
E/flutter (31699): CERTIFICATE_VERIFY_FAILED: Hostname mismatch(handshake.cc:354))