The likely cause of this is within the Coach Role, the Team Page Admin Role is not enabled.

To correct this, navigate to:
  1. Core > Users/Access > Profile > Manage Roles
  2. Search for the Coach Role
  3. Click Tasks on the left hand side
  4. Click Edit in the upper right
  5. Mark the checkbox next to Team Page Admin 
  6. Click Save 
Wait a few minutes, and sign out and back in for the Role changes to take effect