diff --git a/lwr-genom/distinfo b/lwr-genom/distinfo
index db35eb04dd8836f8ab259fadcef84f34936ef688..9bb25e4a464cd8445c03eb1da6a7271fc33997e1 100644
--- a/lwr-genom/distinfo
+++ b/lwr-genom/distinfo
@@ -2,3 +2,4 @@ SHA1 (lwr-genom-2.3.tar.gz) = fbc40f95c47c51124842e553d39ac7efcf8e4def
 RMD160 (lwr-genom-2.3.tar.gz) = 28f1e77421c3d11982e39d807e1478234867c90b
 Size (lwr-genom-2.3.tar.gz) = 42739 bytes
 SHA1 (patch-aa) = 821b9c463521555ade40f660fd92786c988578c7
+SHA1 (patch-ab) = 01a2e886bac3d725e6d83059bed8bd47443984ca
diff --git a/lwr-genom/patches/patch-ab b/lwr-genom/patches/patch-ab
new file mode 100644
index 0000000000000000000000000000000000000000..a2029f2aad161bc4cf511ff78edb9ad7c8817973
--- /dev/null
+++ b/lwr-genom/patches/patch-ab
@@ -0,0 +1,19 @@
+--- codels/lwrCmdCodels.cc~	2011-01-20 14:40:53.000000000 +0100
++++ codels/lwrCmdCodels.cc	2011-01-21 11:13:04.897729846 +0100
+@@ -2340,11 +2340,15 @@
+     if(smTraj.nbAxis != 24) {
+       printf("ERROR: lwr::TrackQ traj.nbAxis (%d) != 24 \n", smTraj.nbAxis);
+       return ETHER;
++    } else { 
++      printf("INFO: lwr::TrackQ there are %d axes in the trajectory \n", smTraj.nbAxis);
+     }
+ 
++
+     currentMotion.traj.clear();
+     currentMotion.traj.importFromSM_TRAJ_STR(&smTraj);
+-
++    currentMotion.traj.computeTimeOnTraj();
++    //currentMotion.traj.print();
+     break;
+   default:
+     *report = S_lwr_BAD_MODE;