###Human: Why is there a gap between teeth after cap placement? ###Assistant: Hello. After capping, it is very difficult to adjust the crown because it may lead to misalignment of the crown with respect to occlusion. There is another method by which you can close the gap between tooth like composite filling between tooth leaving the cervical area or another method is to repeat the capping procedure. Please share your pictures of the front tooth which will help me guide you more. Treatment failure. The composite filling between tooth leaving the cervical area or another method is to repeat the capping procedure.