Publishing from Rise is broken - help!

Hi, I've been trying to publish the same two courses for over a week. 

Nothing unusual about them. 

No quiz - I've set each to publish to LMS with these settings.

LMS: SCORM 1.2

Tracking: Track using course completion: 100%

Reporting: Complete/Incomplete

Exit Course Link: On

Hide Cover Page: Off

The error message is this: