Getting error 400:Bad Request on Custom Alerts

Summary:

Bothof these Custom Resource Alerts were working and now this error is generated:

oracle.jbo.JboException: Status Code Returned in Request 400:Bad Request

Content (please ensure you mask any confidential information):

Alerts are as follows:
1. New Required Learning Assignments

filter: resource Learner.learningRecords

Match all
${assignmentStatus} = 'ORA_ASSN_REC_ACTIVE'

${learningItemType} = 'ORA_COURSE'

${assignmentType} = 'ORA_REQUIRE_ASSIGNMENT'

${assignmentCreatedDate} >= sysdate-1

2. ILT Alert to Learner

filter: resource Learner.learningRecords/selectedcourseofferings

Match all

${assignmentStatus} = 'ORA_ASSN_REC_ACTIVE'

${offeringDeliveryMode} LIKE '%IL%' OR ${offeringDeliveryMode} LIKE '%BLENDED%'

Both Alerts Running on a schedule

Version (include the version you are using, if applicable):