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diff -up ksh-20120801/src/cmd/ksh93/sh/xec.c.fununset ksh-20120801/src/cmd/ksh93/sh/xec.c
--- ksh-20120801/src/cmd/ksh93/sh/xec.c.fununset 2014-06-16 14:21:09.293513844 +0200
+++ ksh-20120801/src/cmd/ksh93/sh/xec.c 2014-06-16 14:21:09.309513760 +0200
@@ -3570,7 +3570,7 @@ static void sh_funct(Shell_t *shp,Namval
#endif
nv_putval(SH_PATHNAMENOD,shp->st.filename,NV_NOFREE);
shp->pipepid = pipepid;
- np->nvalue.rp->running -= 2;
+ if (np->nvalue.rp) np->nvalue.rp->running -= 2;
}
/*
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