ERROR: The specified class.sourcedId value '26779784' is not valid.

[RunRichardsRun]

I am trying to sync my grades for the first time this year.  The sync is from Canvas to PowerTeacher Pro. 

This is the error I am getting from the Grade Sync in Canvas. 

The section number listed in the error IS listed as the section ID for the course. 

This is from my Canvas settings:

Course Sections

• 3(A) - AVID 11 A (P) - Richards - S1 - 22-23 ( 36 Users, SIS ID: 26779784 )