ERROR: CourseNumber is not valid! HDL load for update course publish start date for CourseV3.dat

We need to update the course publish start date via HDL. We keep getting the below error and do not understand why. Does anyone see what is wrong with our file?

This is the template we are working with:

This is the error we are receiving:

An error occurred. To review details of the error run the HCM Data Loader Error Analysis Report diagnostic test. Message details: JBO-handleLogicalCreate::oracle.jbo.JboException: JBO-oracle.jbo.JboException: JBO-beforePhysicalRowProcessing::Provided CourseNumber is not valid!: STRINGMANAGER: Key: beforePhysicalRowProcessing::Provided CourseNumber is not valid! not found in bundle oracle.apps.hcm.learn.core.learnMetadataService.businessobjects.learningitems.courses.v3.view.CourseV3VOImpl: STRINGMANAGER: Key: oracle.jbo.JboException: JBO-beforePhysicalRowProcessing::Provided CourseNumber is not valid!: STRINGMANAGER: Key: beforePhysicalRowProcessing::Provided CourseNumber is not valid! not found in bundle oracle.apps.hcm.learn.core.learnMetadataService.businessobjects.learningitems.courses.v3.view.CourseV3VOImpl not found in bundle oracle.apps.hcm.learn.core.learnMetadataService.businessobjects.learningitems.courses.v3.view.CourseV3VOImpl: STRINGMANAGER: Key: handleLogicalCreate::oracle.jbo.JboException: JBO-oracle.jbo.JboException: JBO-beforePhysicalRowProcessing::Provided CourseNumber is not valid!: STRINGMANAGER: Key: beforePhysicalRowProcessing::Provided CourseNumber is not valid! not found in bundle oracle.apps.hcm.learn.core.learnMetadataService.businessobjects.learningitems.courses.v3.view.CourseV3VOImpl: STRINGMANAGER: Key: oracle.jbo.JboException: JBO-beforePhysicalRowProcessing::Provided CourseNumber is not valid!: STRINGMANAGER: Key: beforePhysicalRowProcessing::Provided CourseNumber is not