AS9100 revision D has been out for some time now. Implementation teams are having difficulties with section 4.0, Context of the Organization and section 6.0, Planning.
Context of the Organization
Be sure you have properly defined your processes and their interaction. The IOP (interaction of processes) chart/graphic must be correct in order to properly manage the QMS and to communicate your QMS to your third-party auditor.
Prior to revision D, you had to mitigate risks and have objectives. Now in rev D, it is expected that there be formal plans in place for each significant risk to mitigate these risks. Also, plans in place for achieving objectives.
The QMS Database addresses both of these sections and gives you a template to follow for creating these plans