--- DarthVader/TrackerLevel2/src/TrkLevel2.cpp	2007/01/11 10:20:58	1.21
+++ DarthVader/TrackerLevel2/src/TrkLevel2.cpp	2007/01/15 12:49:05	1.22
@@ -79,8 +79,10 @@
 	dedx_x[ip] = t.dedx_x[ip];
 	dedx_y[ip] = t.dedx_y[ip];
     };
-    clx = new TRefArray(*(t.clx));
-    cly = new TRefArray(*(t.cly));
+    clx = 0;
+    cly = 0;
+    if(t.clx)clx = new TRefArray(*(t.clx));
+    if(t.cly)cly = new TRefArray(*(t.cly));
 	
 };
 //--------------------------------------