Index: generic/xotclTrace.c
===================================================================
diff -u -rd67e188b5b82e7159b894baf96bcfd2b3605918c -rb694e99c9c40f4b3c32a89977f2364958558513f
--- generic/xotclTrace.c	(.../xotclTrace.c)	(revision d67e188b5b82e7159b894baf96bcfd2b3605918c)
+++ generic/xotclTrace.c	(.../xotclTrace.c)	(revision b694e99c9c40f4b3c32a89977f2364958558513f)
@@ -26,7 +26,7 @@
     Tcl_Obj *cmdObj;
     XOTclNewObj(cmdObj);
     fprintf(stderr, "\tFrame=%p ", f);
-    if (f && f->isProcCallFrame && f->procPtr && f->procPtr->cmdPtr) {
+    if (f->isProcCallFrame && f->procPtr && f->procPtr->cmdPtr) {
       fprintf(stderr,"caller %p ",Tcl_CallFrame_callerPtr(f));
       fprintf(stderr,"callerV %p ",Tcl_CallFrame_callerVarPtr(f));
       Tcl_GetCommandFullName(interp, (Tcl_Command)  f->procPtr->cmdPtr, cmdObj);