diff --git a/configs/sim/qtvcp_screens/industrial_lathe_wear/industrial_lathe_wear.ini b/configs/sim/qtvcp_screens/industrial_lathe_wear/industrial_lathe_wear.ini
index 877fdcb04cd..7f68bdeb8ca 100644
--- a/configs/sim/qtvcp_screens/industrial_lathe_wear/industrial_lathe_wear.ini
+++ b/configs/sim/qtvcp_screens/industrial_lathe_wear/industrial_lathe_wear.ini
@@ -1,8 +1,8 @@
 [EMC]
 VERSION = 1.1
 MACHINE = LinuxCNC-HAL-SIM-AXIS
-DEBUG = 0
-
+#DEBUG = 0x7FFFFFFF
+DEBUG = 0x00004000
 [DISPLAY]
 DISPLAY = qtvcp -d qtlathe
 PREFERENCE_FILE_PATH = WORKINGFOLDER/qtlathe.pref
@@ -38,6 +38,7 @@ PROGRAM_EXTENSION = .py Python Script
 SUBROUTINE_PATH = ./:../:~/linuxcnc/nc_files/macros/lathe:~/linuxcnc/nc_files/examples/macros/lathe
 REMAP=T python=index_lathe_tool_with_wear
 REMAP=M6 python=ignore_m6
+REMAP=M2 python=m2_remap modalgroup=4
 PARAMETER_FILE = sim.var
 
 [PYTHON]
@@ -51,7 +52,7 @@ PATH_APPEND=../../nc_files/remap_lib/python-stdglue/
 TOPLEVEL=toplevel.py
 
 # the higher the more verbose tracing of the Python plugin
-LOG_LEVEL = 0
+LOG_LEVEL = 100
 
 [EMCMOT]
 EMCMOT = motmod
diff --git a/configs/sim/qtvcp_screens/industrial_lathe_wear/remap.py b/configs/sim/qtvcp_screens/industrial_lathe_wear/remap.py
index 4eb1f4a32dd..b500f0151fa 100644
--- a/configs/sim/qtvcp_screens/industrial_lathe_wear/remap.py
+++ b/configs/sim/qtvcp_screens/industrial_lathe_wear/remap.py
@@ -22,4 +22,23 @@
 # ignore_m6()
 
 from stdglue import *
+from emccanon import MESSAGE
+COUNT = 0
 
+def ignore_m6(self,**words):
+    MESSAGE("remapped m6")
+    try:
+        return INTERP_OK
+    except Exception, e:
+        return "Ignore M6 failed: %s" % (e)
+
+def m2_remap(self, **words): # in remap module
+    print self.remap_level
+    global COUNT
+    COUNT +=1
+    print 'run count:{}'.format(COUNT)
+
+    #MESSAGE("remapped m2")
+    self.execute("m2")
+    #emccanon.PROGRAM_END()
+    return INTERP_OK
diff --git a/nc_files/lathe_pawn.ngc b/nc_files/lathe_pawn.ngc
index a6fadf14770..57f4dad74fe 100644
--- a/nc_files/lathe_pawn.ngc
+++ b/nc_files/lathe_pawn.ngc
@@ -1,6 +1,7 @@
 G21
 G64
 G18 G8
+t201
 G00 X13.5 Z1.0 S1000 M3
 Z0.488
 G94 G01 X-1.0 F50.0
diff --git a/nc_files/lathe_test.ngc b/nc_files/lathe_test.ngc
new file mode 100644
index 00000000000..2e2d18d5dd7
--- /dev/null
+++ b/nc_files/lathe_test.ngc
@@ -0,0 +1,7 @@
+G21
+G64
+G18 G8
+G0 X 2
+G1 x0 f10
+m2
+
diff --git a/src/emc/rs274ngc/interp_convert.cc b/src/emc/rs274ngc/interp_convert.cc
index b4a424a7590..44451f2a2a8 100644
--- a/src/emc/rs274ngc/interp_convert.cc
+++ b/src/emc/rs274ngc/interp_convert.cc
@@ -4256,6 +4256,8 @@ int Interp::convert_stop(block_pointer block,    //!< pointer to a block of RS27
   // convert_control_functions()
   CHKS((block->m_modes[4] == 99 && settings->call_level > 0),
         (_("Bug:  Reached convert_stop() from M99 as subprogram return")));
+
+
   if (block->m_modes[4] == 0) {
     PROGRAM_STOP();
   } else if (block->m_modes[4] == 60) {
@@ -4271,9 +4273,24 @@ int Interp::convert_stop(block_pointer block,    //!< pointer to a block of RS27
     loop_to_beginning(settings);  // return control to beginning of file
     FINISH();  // Output any final linked segments
     return INTERP_EXECUTE_FINISH;  // tell task to issue any queued commands
+
+
+
+
   } else if ((block->m_modes[4] == 2) || (block->m_modes[4] == 30) ||
             (block->m_modes[4] == 99 && !_setup.loop_on_main_m99)
-            ) {   /* reset stuff here */
+            ) {
+
+
+if (IS_USER_MCODE(block,settings,4) &&
+      STEP_REMAPPED_IN_BLOCK(block, STEP_MGROUP4) &&
+      ONCE_M4)  {
+        printf("*remap conversion-%d*\n",block->m_modes[4]);
+      return convert_remapped_code(block, settings, STEP_MGROUP4, 'm',
+				   block->m_modes[4]);}
+
+        printf("*no remap conversion-%d*\n",block->m_modes[4]);
+/* reset stuff here */
 
 /*1*/
     settings->current_x += settings->origin_offset_x;
diff --git a/src/emc/rs274ngc/interp_execute.cc b/src/emc/rs274ngc/interp_execute.cc
index c3e9a1f3b70..11d74b21b13 100644
--- a/src/emc/rs274ngc/interp_execute.cc
+++ b/src/emc/rs274ngc/interp_execute.cc
@@ -305,8 +305,10 @@ int Interp::execute_block(block_pointer block,   //!< pointer to a block of RS27
   /* convert m0, m1, m2, m30, m60, or (when main program loops disabled) m99 */
   if ((block->m_modes[4] != -1) && ONCE(STEP_MGROUP4)) {
       if (STEP_REMAPPED_IN_BLOCK(block, STEP_MGROUP4)) {
+        printf("*-----------------------------------------%d*\n",block->m_modes[4]);
 	  status = convert_remapped_code(block,settings,STEP_MGROUP4,'M',block->m_modes[4]);
       } else {
+        printf("*Nope----------------------------------------%d*\n",block->m_modes[4]);
 	  status = convert_stop(block, settings);
       }
     if (status == INTERP_EXIT) {
diff --git a/src/emc/rs274ngc/interp_internal.hh b/src/emc/rs274ngc/interp_internal.hh
index dd9a8376a27..87cae3df733 100644
--- a/src/emc/rs274ngc/interp_internal.hh
+++ b/src/emc/rs274ngc/interp_internal.hh
@@ -498,7 +498,7 @@ struct block_struct
 #define TODO(step) (block->breadcrumbs[step] == 0)
 #define ONCE(step) (TODO(step) ? TICKOFF(step),1 : 0)
 #define ONCE_M(step) (TODO(STEP_M_ ## step) ? TICKOFF(STEP_M_ ## step),1 : 0)
-
+#define ONCE_M4 (TODO(STEP_MGROUP4) ? TICKOFF(STEP_MGROUP4),1 : 0)
 
     // there might be several remapped items in a block, but at any point
     // in time there's only one excuting
diff --git a/src/emc/rs274ngc/rs274ngc_interp.hh b/src/emc/rs274ngc/rs274ngc_interp.hh
index 3e5cd4da2e9..9eb9c9665e7 100644
--- a/src/emc/rs274ngc/rs274ngc_interp.hh
+++ b/src/emc/rs274ngc/rs274ngc_interp.hh
@@ -603,6 +603,7 @@ int read_inputs(setup_pointer settings);
      (m == 61) ||					\
      (m == 0) ||					\
      (m == 1) ||					\
+     (m == 2) ||					\
      (m == 60) ||					\
      (m == 62) ||					\
      (m == 63) ||					\
diff --git a/src/emc/rs274ngc/rs274ngc_pre.cc b/src/emc/rs274ngc/rs274ngc_pre.cc
index f6b2a973086..6da28c2ed86 100644
--- a/src/emc/rs274ngc/rs274ngc_pre.cc
+++ b/src/emc/rs274ngc/rs274ngc_pre.cc
@@ -731,13 +731,16 @@ int Interp::find_remappings(block_pointer block, setup_pointer settings)
 
 	if (remap_in_progress("M0") ||
 	    remap_in_progress("M1") ||
+        remap_in_progress("M2") ||
 	    remap_in_progress("M60"))  { // detect recursion case
 
 	    // these require real work.
-	    // remap_in_progress("M2") ||
+	    //remap_in_progress("M2") ||
 	    // remap_in_progress("M60")
+        printf("*---builtin -------%d*\n",block->m_modes[4]);
 	    CONTROLLING_BLOCK(*settings).builtin_used = true;
 	} else {
+        printf("*---remappped -------%d*\n",block->m_modes[4]);
 	    block->remappings.insert(STEP_MGROUP4);
 	}
     }