BUG - Uncaught exception when no-admin sends slack message

[Brownie956]

BUG: When the user finishes the journey and sends a slack message, if the kiosk is logged in as a non-admin (the kiosk user being an example), an uncaught exception is thrown Uncaught (in promise) Error: Missing or insufficient permissions.

DESCRIPTION

Non-admin users trigger an uncaught exception to be thrown when they sends a slack message

Steps to reproduce:

• Log into the kiosk as a non-admin, For example the kiosk user
• Navigate through the user journey (snackchat or regular) to the slack account page
• Open up console
• Send a slack message
• BUG - exception thrown Uncaught (in promise) Error: Missing or insufficient permissions.
  (see screenshot)

Expected behaviour:

• Exception is either caught and handled or the cause of the exception is rectified.

Observed behaviour:

• Uncaught exception thrown when non-admin user sends a slack message.