This will happen if the qualification is in a status which means it can't be deleted.
If a qualification is in the status of Under Qualification you can Edit or Edit Roles within the Qualification.
If a qualification is Qualified, Audit Required or Rejected status then you can only download as a pdf.
To delete a qualification that has been Qualified you can simply Force Review the qualification to move it to draft status and then delete from the qualification listing page:
An Audit Required Qualification can be Rejected to ensure that it is no longer used.
Relevant for: Administrators / Managers