if (cm == null && _aa.sequenceRef != null)
{
cm = _aa.sequenceRef.getContactMatrixFor(_aa);
- if (cm == null)
+ if (cm == null && _aa.sequenceRef.getDatasetSequence()!=null)
{
// TODO fix up this logic and unify with getContactListFor
cm = _aa.sequenceRef.getDatasetSequence().getContactMatrixFor(_aa);