Abends U4038, U4039 When attempting to use a TNS alias not present in TNSNAMES (Doc ID 1298706.1)

Last updated on APRIL 24, 2017

Applies to:

Operating System Dependent Interface - Version: 10.2.0.3 and later   [Release: 10.2 and later ]
IBM z/OS on System z

Symptoms

Abends U4039, U4038 and CEE0802C message are generated when attempting to connect a client tool/application on Z/OS to a remote database. The following sequence of messages is observed (edited for brevity and ease of reading)


CEE0802C Heap storage control information was damaged.
From entry point slwmmgetmem at compile unit offset <offset-value> at entry
offset <entry-offset> at address <address-value>.
IEA995I SYMPTOM DUMP OUTPUT
USER COMPLETION CODE=4039 REASON CODE=00000000
....
....
IEA995I SYMPTOM DUMP OUTPUT
USER COMPLETION CODE=4038 REASON CODE=00000001


A stack trace similar to the following may also be generated:


Traceback:
DSA Entry E Offset Statement Load Mod Program Unit Service Status
1 CEEHDSP +0000420E CEEPLPKA CEEHDSP UK61610 Call
2 CEEHSGLT +00000060 CEEPLPKA CEEHSGLT HLE7760 Exception
3 CEEV#GH +000005AE CEEPLPKA CEEV#GH UK56167 Call
4 calloc +0000010A CEEEV003 HLE7760 Call
5 slwmmgetmem +00000088 LIBCLNTS 10.2.0. Call
6 lmmstvrt +00000106 LIBCLNTS 10.2.0. Call
7 lmmstchnk +00000150 LIBCLNTS 10.2.0. Call
8 lmmstsml +000000DA LIBCLNTS 10.2.0. Call
9 lmmstmalloc +0000013A LIBCLNTS 10.2.0. Call
10 lmmmalloc +000001A0 LIBCLNTS 10.2.0. Call
11 lmmcis +000000C2 LIBCLNTS 10.2.0. Call
12 lpmpali +0000077C LIBCLNTS 10.2.0. Call
13 lpmprinitm +000002E4 LIBCLNTS 10.2.0. Call
14 lfimknam +000000A2 LIBCLNTS 10.2.0. Call
15 gslufoOpen +00000192 LIBCLNTS 10.2.0. Call
16 sgslun_GetMCDomainName
+0000017A LIBCLNTS 10.2.0. Call
17 gslcds_DNS_discover
+0000058C LIBCLNTS v10000/ Call
18 gslcds_discover
+0000019A LIBCLNTS v10000/ Call
19 gslcds_auto_discover
+00000790 LIBCLNTS v10000/ Call
20 gslcds_discover
+0000019A LIBCLNTS v10000/ Call
21 ora_ldap_discover
+000000A4 LIBCLNTS 10.2.0. Call
22 nnfloiddisco+000001DA LIBCLNTS 10.2.0. Call
23 nnflgcp +00000272 LIBCLNTS 10.2.0. Call
24 nnflobc +00000430 LIBCLNTS 10.2.0. Call
25 nnflcgc +00000152 LIBCLNTS 10.2.0. Call
26 nnflboot +000000DC LIBCLNTS 10.2.0. Call
27 nnfgrne +0000034E LIBCLNTS 10.2.0. Call
28 nlolgobj +00001094 LIBCLNTS 10.2.0. Call
29 nnfun2a +00000288 LIBCLNTS 10.2.0. Call
30 nnfun2awanm +0000095E LIBCLNTS 10.2.0. Call
31 nnfsn2awanm +000000D4 LIBCLNTS 10.2.0. Call
32 nspingMain +000003C8 TNSPING 10.2.0. Call
33 main +000000C6 TNSPING 10.2.0. Call
34 EDCZMINV +000000C2 CEEEV003 Call
35 CEEBBEXT +000001B8 CEEBINIT CEEBBEXT HLE7760 Call

Cause

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