Weird error with parallel Informix Enterprise Native connect

[kool_cons]

I am getting this error in one parallel job. This job has one source table and one target table..no stage is in between them. I have turned on DUMP score..i am not getting any thing from dump message.
I could not find out where the problem is.

main_program: Could not check all operators because of previous error(s) [api/step_rep.C:1144].
main_program: Creation of a step finished with status = FAILED. [osh.C:1112]

Dump:
main_program: Dump:
{
text="infxwrite\n-table 'be_bt_fleet_1'\n-mode append\n-dbname 'webrpt@vec_dev.1'\n\n[ident('Informix_Enterprise_19'); jobmon_ident('Informix_Enterprise_19')]\n0< 'Informix_Enterprise_16:lk_unload.v'\n;\n\ninfxread\n-table 'be_bt_fleet'\n-dbname 'webrpt@vec_dev.1'\n\n[ident('Informix_Enterprise_16'); jobmon_ident('Informix_Enterprise_16')]\n0> [modify(keep be_merch_num,bank_num,batch_dt,batch_id,transaction_id,assoc_num,addendum_num;)] 'Informix_Enterprise_16:lk_unload.v'\n;",
line=1, column=1, name="", qualname="",
op={
text="infxwrite\n-table 'be_bt_fleet_1'\n-mode append\n-dbname 'webrpt@vec_dev.1'\n\n[ident('Informix_Enterprise_19'); jobmon_ident('Informix_Enterprise_19')]\n0< 'Informix_Enterprise_16:lk_unload.v'",
line=1, column=1, name=infxwrite, qualname=Informix_Enterprise_19,
wrapout={},
wrapperfile=infxwrite, kind=non_wrapper_cdi_op, exec_mode=none,
args="'be_bt_fleet_1'-mode'append'-dbname'webrpt@vec_dev.1'",
input={ text="\n0< 'Informix_Enterprise_16:lk_unload.v'", line=7,
column=1, name="", qualname="Informix_Enterprise_19[i0]",
data="Informix_Enterprise_16:lk_unload.v"
}
},
op={
text="\n\ninfxread\n-table 'be_bt_fleet'\n-dbname 'webrpt@vec_dev.1'\n\n[ident('Informix_Enterprise_16'); jobmon_ident('Informix_Enterprise_16')]\n0> [modify(keep be_merch_num,bank_num,batch_dt,batch_id,transaction_id,assoc_num,addendum_num;)] 'Informix_Enterprise_16:lk_unload.v'",
line=10, column=1, name=infxread, qualname=Informix_Enterprise_16,
wrapout={},
wrapperfile=infxread, kind=non_wrapper_cdi_op, exec_mode=none,
args="'be_bt_fleet'-dbname'webrpt@vec_dev.1'",
output={
text="\n0> [modify(keep be_merch_num,bank_num,batch_dt,batch_id,transaction_id,assoc_num,addendum_num;)] 'Informix_Enterprise_16:lk_unload.v'",
line=15, column=1, name="",
qualname="Informix_Enterprise_16[o0]",
data="Informix_Enterprise_16:lk_unload.v",
outadapt="keep be_merch_num,bank_num,batch_dt,batch_id,transaction_id,assoc_num,addendum_num;"
}
},
data={ text="\n0< 'Informix_Enterprise_16:lk_unload.v'", line=7, column=1,
name="Informix_Enterprise_16:lk_unload.v",
qualname="Informix_Enterprise_16:lk_unload.v",
partwrapout={},
collwrapout={},
dir=flow, kind=ds, inrefcount=1, writer=Informix_Enterprise_16,
reader=Informix_Enterprise_19, pp=none, trunc=default,
ident="Informix_Enterprise_16:lk_unload.v"
}
}
.