Fix error message in step-50

diff --git a/examples/step-50/step-50.cc b/examples/step-50/step-50.cc
index c0a9019b4f0bbb850e120e763a0eba9fd7225d72..696e66dcfc721d56124639c862e834a822141aff 100644 (file)
--- a/examples/step-50/step-50.cc
+++ b/examples/step-50/step-50.cc
@@ -106,7 +106,7 @@ namespace ChangeVectorTypes
     rwv.import_elements(in, VectorOperation::insert);
 #ifdef USE_PETSC_LA
     AssertThrow(false,
-                ExcMessage("CopyVectorTypes::copy() not implemented for "
+                ExcMessage("ChangeVectorTypes::copy() not implemented for "
                            "PETSc vector types."));
 #else
     out.import_elements(rwv, VectorOperation::insert);
@@ -123,7 +123,7 @@ namespace ChangeVectorTypes
 #ifdef USE_PETSC_LA
     (void)in;
     AssertThrow(false,
-                ExcMessage("CopyVectorTypes::copy() not implemented for "
+                ExcMessage("ChangeVectorTypes::copy() not implemented for "
                            "PETSc vector types."));
 #else
     rwv.reinit(in);