**Always check course restrictions and availability in the Class Schedule when you encounter errors registering for classes.**

MOST COMMON REGISTRATION ERRORS & HOW TO RESOLVE THEM:

• Link Error: XX Required
  • Registration for desired course requires registration in corresponding linked section (e.g., must register for lecture and discussion section together)
  • Check the Class Schedule for information regarding what parts of the course to register for
  • Register for the linked section
• Student Attribute Restriction
  • This section is only available to students with a particular attribute (James Scholars, students in an LLC, etc.)
  • Choose a different section that does not have a student attribute restriction
• Major Restriction
  • There is a major restriction on the course which student’s major does not match
  • Choose a different section that does not have the major restriction, check the Class Schedule to see when the section will open to non-majors, or find an alternative class that is available to non-majors
• Closed Section
  • There are no seats available in that section
  • Choose a different section that is not closed
  • If no other sections are available, add section(s) to your favorites in the Class Schedule to receive a notification when a seat becomes available
• Reserve Closed
  • Reserved seating for the course has been filled
  • Choose a different section that is not closed, wait to see if a seat opens, or set up a notification through the Class Schedule
• Time Conflict with XXXXX
  • Student is registering for a course that has a time conflict with a course they’ve already registered for
  • Choose a different section that does not conflict
    • If you cannot find a time that doesn’t conflict, contact your advisor for assistance
• PREQ and TEST SCORE-ERROR
  • Student has not met a pre-requisite or test score requirement and cannot add the course
  • Complete any required pre-requisites or placement exams or register for a co-requisite and then try registering for the course
    

OTHER COMMON REGISTRATION ERRORS (listed alphabetically):

• Advisor Consent Required
  • Advisor consent is required to register for the course
  • Contact advisor to get approval
• Class Restriction 
  • There is a restriction on the course that student does not meet such as student standing
  • Choose a different section that does not have the restriction
  • Check the class schedule for details on the restriction 
• College Restriction
  • There is a college restriction on that section which student’s college enrollment does not match
  • Choose a different course
• Duplicate CRN
  • Student already registered for a section of the same course
  • Chose another course, or drop the already registered section before adding a different section
• Instructor Consent Required
  • Instructor approval is required
  • Contact instructor for approval
• Level Restriction
  • There is a level restriction on the course which student’s level (graduate or undergraduate) does not match
  • Choose a different section (UG for undergraduate, or GR for graduate)
• Maximum Hours Exceeded
  • Student has tried to register for more than 18 hours during regular semester
  • Contact advisor to see if you can be approved for an overload
• Program Restriction
  • There is a program restriction on the course which the student does not meet
  • Choose a different section without the restriction
• You cannot add/drop classes due to hold on your record
  • Student has a hold on his/her account
  • Select “View Holds” in Self-Service to get more information regarding the hold and where to go to resolve it
  • Contact advisor with questions
• You have no Registration Time Ticket.  Please contact the registration administrator for your time ticket
  • Student does not have a time ticket
  • Contact the Records Service Center at 901 W Illinois Street in Urbana for time ticket
  • Contact advisor with questions

Adapted from the Illinois Statistics Department's Registration Error Page