Paramount +

No error code. Simply says an error has occurred.  Everything I've tried has no effect. Was determined to watch a particular show last night and spent two hours trying to find a solution. 

The device is xfininity 

Thanks for letting us know! Based on what you've already tried to get things resolved, we definitely want to look into this further. To get started, please send us a direct chat message with your full name, the name listed on the account (if different), and the full service address associated with your account to “Xfinity Support”.

How to Send Us a Direct Message:

1. Click "Sign In" if necessary.
2. Click the "Direct Messaging" icon or visit Xfinity Direct Messaging.
3. Click the "New message" (pencil and paper) icon.
4. In the "To:" line, type "Xfinity Support".
5. As you type, a drop-down list will appear. Select "Xfinity Support" from that list.
6. An "Xfinity Support" graphic will replace the "To:" line.
7. Type your message in the text area near the bottom of the window.
8. Press Enter to send it.

You can see how to send us a direct message here,

How to: Direct messaging within the forum | Xfinity Community Forum