[FIX] Dipy logged an error if not found
[FIX] Dipy logged an error if not found

Fixes #1559

carolFrohlich/nipype,mick-d/nipype,carolFrohlich/nipype,carolFrohlich/nipype,mick-d/nipype,mick-d/nipype,mick-d/nipype,carolFrohlich/nipype