Index: generic/nsf.c
===================================================================
diff -u -N -raccdf4beee7067c76291e80b85d8336c69075510 -r08dedaca6e7654b181f4d33d918bc3b9737fed71
--- generic/nsf.c	(.../nsf.c)	(revision accdf4beee7067c76291e80b85d8336c69075510)
+++ generic/nsf.c	(.../nsf.c)	(revision 08dedaca6e7654b181f4d33d918bc3b9737fed71)
@@ -11360,7 +11360,6 @@
   if (paramDefs->paramsPtr != NULL) {
     ParamsFree(paramDefs->paramsPtr);
   }
-  if (paramDefs->slotObj != NULL) {DECR_REF_COUNT2("paramDefsObj", paramDefs->slotObj);}
   if (paramDefs->returns != NULL) {DECR_REF_COUNT2("paramDefsObj", paramDefs->returns);}
   FREE(NsfParamDefs, paramDefs);
 }
@@ -21983,7 +21982,7 @@
      */
     Nsf_methodDefinition *mdPtr = Nsf_CmdDefinitionGet(((Command *)cmd)->objProc);
     if (mdPtr != NULL) {
-        NsfParamDefs paramDefs = {mdPtr->paramDefs, mdPtr->nrParameters, 1, 0, NULL, NULL};
+        NsfParamDefs paramDefs = {mdPtr->paramDefs, mdPtr->nrParameters, 1, 0, NULL};
         Tcl_Obj *list = ListParamDefs(interp, paramDefs.paramsPtr, contextObject, pattern, printStyle);
 
         Tcl_SetObjResult(interp, list);
@@ -21998,9 +21997,9 @@
     if (cd && cd->paramsPtr) {
       Tcl_Obj *list;
       NsfParamDefs paramDefs;
+
       paramDefs.paramsPtr = cd->paramsPtr;
       paramDefs.nrParams = 1;
-      paramDefs.slotObj = NULL;
       list = ListParamDefs(interp, paramDefs.paramsPtr, contextObject, pattern, printStyle);
       Tcl_SetObjResult(interp, list);
       DECR_REF_COUNT2("paramDefsObj", list);