diff --git a/pygeo/mphys/mphys_dvgeo.py b/pygeo/mphys/mphys_dvgeo.py
index bffe8226..ac886e72 100644
--- a/pygeo/mphys/mphys_dvgeo.py
+++ b/pygeo/mphys/mphys_dvgeo.py
@@ -1,6 +1,5 @@
 import openmdao.api as om
 from .. import DVGeometry, DVConstraints
-from ..constraints.baseConstraint import LinearConstraint
 
 try:
     from .. import DVGeometryVSP
diff --git a/pygeo/parameterization/DVGeoSketch.py b/pygeo/parameterization/DVGeoSketch.py
index ec2dbb4b..a77ec3ac 100644
--- a/pygeo/parameterization/DVGeoSketch.py
+++ b/pygeo/parameterization/DVGeoSketch.py
@@ -12,7 +12,6 @@
 from abc import abstractmethod
 from collections import OrderedDict
 import numpy as np
-import copy
 from mpi4py import MPI
 from .BaseDVGeo import BaseDVGeometry
 from .designVars import geoDVComposite
diff --git a/pygeo/parameterization/DVGeoVSP.py b/pygeo/parameterization/DVGeoVSP.py
index 6d1f3688..b4429bfb 100644
--- a/pygeo/parameterization/DVGeoVSP.py
+++ b/pygeo/parameterization/DVGeoVSP.py
@@ -9,7 +9,6 @@
 from .DVGeoSketch import DVGeoSketch
 from pyspline.utils import searchQuads
 from .designVars import vspDV
-import copy
 
 # openvsp python interface
 try:
diff --git a/pygeo/pyBlock.py b/pygeo/pyBlock.py
index f771bc16..a4bf4806 100644
--- a/pygeo/pyBlock.py
+++ b/pygeo/pyBlock.py
@@ -929,6 +929,9 @@ def projectPoints(self, x0, checkErrors, embTol, eps, nIter):
                             badPts[i][1][2],
                         )
                     )
+                raise Error(
+                    "The FFD box does not completely fit the surface mesh. Please regenerate the FFD points such that the whole surface mesh is embedded inside FFDs."
+                )
 
         return volID, u, v, w, D