create/~diff

diff --git a/src/Mod/Fem/femtest/data/ccx/canti_ccx_faceload_hexa20.inp b/src/Mod/Fem/femtest/data/ccx/canti_ccx_faceload_hexa20.inp
index bbc16785e6..f99a670b09 100644
--- a/src/Mod/Fem/femtest/data/ccx/canti_ccx_faceload_hexa20.inp
+++ b/src/Mod/Fem/femtest/data/ccx/canti_ccx_faceload_hexa20.inp
@@ -346,7 +346,7 @@ Evolumes
Evolumes
 
***********************************************************
-** Node sets for fixed constraint
+** constraints fixed node sets
** written by write_node_sets_constraints_fixed function
** ConstraintFixed
*NSET,NSET=ConstraintFixed
diff --git a/src/Mod/Fem/femtest/data/ccx/constraint_contact_shell_shell.inp b/src/Mod/Fem/femtest/data/ccx/constraint_contact_shell_shell.inp
index cb2763d1b3..d4bc2c111e 100644
--- a/src/Mod/Fem/femtest/data/ccx/constraint_contact_shell_shell.inp
+++ b/src/Mod/Fem/femtest/data/ccx/constraint_contact_shell_shell.inp
@@ -22999,7 +22999,7 @@ Efaces
Efaces
 
***********************************************************
-** Node sets for fixed constraint
+** constraints fixed node sets
** written by write_node_sets_constraints_fixed function
** ConstraintFixed
*NSET,NSET=ConstraintFixed
diff --git a/src/Mod/Fem/femtest/data/ccx/constraint_contact_solid_solid.inp b/src/Mod/Fem/femtest/data/ccx/constraint_contact_solid_solid.inp
index 718c6ab8b1..26d50fcacc 100644
--- a/src/Mod/Fem/femtest/data/ccx/constraint_contact_solid_solid.inp
+++ b/src/Mod/Fem/femtest/data/ccx/constraint_contact_solid_solid.inp
@@ -4320,7 +4320,7 @@ Evolumes
Evolumes
 
***********************************************************
-** Node sets for fixed constraint
+** constraints fixed node sets
** written by write_node_sets_constraints_fixed function
** ConstraintFixed
*NSET,NSET=ConstraintFixed
diff --git a/src/Mod/Fem/femtest/data/ccx/constraint_tie.inp b/src/Mod/Fem/femtest/data/ccx/constraint_tie.inp
index 8ee42ed0b9..9f9360f387 100644
--- a/src/Mod/Fem/femtest/data/ccx/constraint_tie.inp
+++ b/src/Mod/Fem/femtest/data/ccx/constraint_tie.inp
@@ -18535,7 +18535,7 @@ Evolumes
Evolumes
 
***********************************************************
-** Node sets for fixed constraint
+** constraints fixed node sets
** written by write_node_sets_constraints_fixed function
** ConstraintFixed
*NSET,NSET=ConstraintFixed
diff --git a/src/Mod/Fem/femtest/data/ccx/mat_multiple.inp b/src/Mod/Fem/femtest/data/ccx/mat_multiple.inp
index 8bdc2c489f..aa87ef3771 100644
--- a/src/Mod/Fem/femtest/data/ccx/mat_multiple.inp
+++ b/src/Mod/Fem/femtest/data/ccx/mat_multiple.inp
@@ -1166,7 +1166,7 @@ Evolumes
148,
 
***********************************************************
-** Node sets for fixed constraint
+** constraints fixed node sets
** written by write_node_sets_constraints_fixed function
** ConstraintFixed
*NSET,NSET=ConstraintFixed
diff --git a/src/Mod/Fem/femtest/data/ccx/mat_nonlinear.inp b/src/Mod/Fem/femtest/data/ccx/mat_nonlinear.inp
index a0a36a3cf9..349f0b98c5 100644
--- a/src/Mod/Fem/femtest/data/ccx/mat_nonlinear.inp
+++ b/src/Mod/Fem/femtest/data/ccx/mat_nonlinear.inp
@@ -19779,7 +19779,7 @@ Evolumes
Evolumes
 
***********************************************************
-** Node sets for fixed constraint
+** constraints fixed node sets
** written by write_node_sets_constraints_fixed function
** ConstraintFixed
*NSET,NSET=ConstraintFixed
diff --git a/src/Mod/Fem/femtest/data/ccx/spine_thermomech.inp b/src/Mod/Fem/femtest/data/ccx/spine_thermomech.inp
index 210cadd779..2f5113e35b 100644
--- a/src/Mod/Fem/femtest/data/ccx/spine_thermomech.inp
+++ b/src/Mod/Fem/femtest/data/ccx/spine_thermomech.inp
@@ -78,7 +78,7 @@ Evolumes
Evolumes
 
***********************************************************
-** Node sets for fixed constraint
+** constraints fixed node sets
** written by write_node_sets_constraints_fixed function
** FemConstraintFixed
*NSET,NSET=FemConstraintFixed
diff --git a/src/Mod/Fem/femtest/data/ccx/thermomech_bimetall.inp b/src/Mod/Fem/femtest/data/ccx/thermomech_bimetall.inp
index b98472ac71..eb2d2d2bca 100644
--- a/src/Mod/Fem/femtest/data/ccx/thermomech_bimetall.inp
+++ b/src/Mod/Fem/femtest/data/ccx/thermomech_bimetall.inp
@@ -6114,7 +6114,7 @@ Evolumes
2930,
 
***********************************************************
-** Node sets for fixed constraint
+** constraints fixed node sets
** written by write_node_sets_constraints_fixed function
** ConstraintFixed
*NSET,NSET=ConstraintFixed