tests pass

OpenMDAO · Jan 29, 2021 · d86bb5c · d86bb5c
1 parent f078f23
commit d86bb5c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/openmdao/core/system.py b/openmdao/core/system.py
@@ -972,9 +972,10 @@ def _compute_approx_coloring(self, recurse=False, **overrides):
                     self.declare_partials('*', '*', method=self._coloring_info['method'])
                 except AttributeError:  # this system must be a group
                     from openmdao.core.component import Component
+                    from openmdao.core.indepvarcomp import IndepVarComp
                     from openmdao.components.exec_comp import ExecComp
                     for s in self.system_iter(recurse=True, typ=Component):
-                        if not isinstance(s, ExecComp):
+                        if not isinstance(s, ExecComp) and not isinstance(s, IndepVarComp):
                             s.declare_partials('*', '*', method=self._coloring_info['method'])
                 self._setup_partials()