diff --git a/src/interface_routines.f90 b/src/interface_routines.f90
index 89fd873f..4a74aba9 100644
--- a/src/interface_routines.f90
+++ b/src/interface_routines.f90
@@ -332,11 +332,11 @@ END SUBROUTINE INTERFACE_CREATE_START
   !================================================================================================================================
   !
   
-  !>Returns the coordinate system of region. \see OPENCMISS::CMISSRegion_CoordinateSystemGet
+  !>Returns the coordinate system of an interface. \see OPENCMISS::CMISSInterface_CoordinateSystemGet
   SUBROUTINE INTERFACE_COORDINATE_SYSTEM_GET(INTERFACE,COORDINATE_SYSTEM,ERR,ERROR,*)
 
     !Argument variables
-    TYPE(INTERFACE_TYPE), POINTER :: INTERFACE !<A pointer to the region to get the coordinate system for
+    TYPE(INTERFACE_TYPE), POINTER :: INTERFACE !<A pointer to the interface to get the coordinate system for
     TYPE(COORDINATE_SYSTEM_TYPE), POINTER :: COORDINATE_SYSTEM !<On exit, the coordinate system for the specified region. Must not be associated on entry.
     INTEGER(INTG), INTENT(OUT) :: ERR !<The error code
     TYPE(VARYING_STRING), INTENT(OUT) :: ERROR !<The error string
@@ -370,7 +370,7 @@ END SUBROUTINE INTERFACE_COORDINATE_SYSTEM_GET
   !================================================================================================================================
   !
 
-  !>Sets the coordinate system of an interface.  \see OPENCMISS::CMISSInterfaceCoordinateSystemSet
+  !>Sets the coordinate system of an interface.  \see OPENCMISS::CMISSInterface_CoordinateSystemSet
   SUBROUTINE INTERFACE_COORDINATE_SYSTEM_SET(INTERFACE,COORDINATE_SYSTEM,ERR,ERROR,*)
 
     !Argument variables
diff --git a/src/opencmiss.f90 b/src/opencmiss.f90
index 8f821249..b1a473fd 100644
--- a/src/opencmiss.f90
+++ b/src/opencmiss.f90
@@ -32054,12 +32054,12 @@ END SUBROUTINE CMISSInterface_CreateStartObj
   !================================================================================================================================
   !  
  
-  !>Sets/changes the coordinate system for a region identified by an user number.
+  !>Sets/changes the coordinate system for an interface identified by an user number.
   SUBROUTINE CMISSInterface_CoordinateSystemSetNumber(parentRegionUserNumber,interfaceUserNumber,coordinateSystemUserNumber,Err)
   
     !Argument variables
     INTEGER(INTG), INTENT(IN) :: parentRegionUserNumber !<The user number of the parent region where interface was created.
-    INTEGER(INTG), INTENT(IN) :: interfaceUserNumber !<The user number of the region to set the coordinate system for.    
+    INTEGER(INTG), INTENT(IN) :: interfaceUserNumber !<The user number of the interface to set the coordinate system for.    
     INTEGER(INTG), INTENT(IN) :: coordinateSystemUserNumber !<The user number of the coordinate system to set.
     INTEGER(INTG), INTENT(OUT) :: Err !<The error code.
     !Local variables
@@ -32082,11 +32082,11 @@ SUBROUTINE CMISSInterface_CoordinateSystemSetNumber(parentRegionUserNumber,inter
         CALL INTERFACE_COORDINATE_SYSTEM_SET(INTERFACE,COORDINATE_SYSTEM,err,error,*999)
       ELSE
         LOCAL_ERROR="A coordinate system with an user number of "// &
-          & TRIM(NUMBER_TO_VSTRING(CoordinateSystemUserNumber,"*",err,ERROR))//"."
+          & TRIM(NUMBER_TO_VSTRING(CoordinateSystemUserNumber,"*",err,ERROR))//" does not exist."
         CALL FLAG_ERROR(LOCAL_ERROR,err,error,*999)
       ENDIF
     ELSE
-      LOCAL_ERROR="A region with an user number of "//TRIM(NUMBER_TO_VSTRING(parentRegionUserNumber,"*",err,ERROR))// &
+      LOCAL_ERROR="An interface with an user number of "//TRIM(NUMBER_TO_VSTRING(parentRegionUserNumber,"*",err,ERROR))// &
         & " does not exist."
       CALL FLAG_ERROR(LOCAL_ERROR,err,error,*999)
     ENDIF
@@ -32104,7 +32104,7 @@ END SUBROUTINE CMISSInterface_CoordinateSystemSetNumber
   !================================================================================================================================
   !  
  
-  !>Sets/changes the coordinate system for a region identified by an object.
+  !>Sets/changes the coordinate system for an interface identified by an object.
   SUBROUTINE CMISSInterface_CoordinateSystemSetObj(interface,coordinateSystem,err)
   
     !Argument variables