The app-server component fails to start and exits with a security error: R_datalib call failed: function code: 01

[Walspi]

Describe the bug
Starting a new installation of ZOWE the app-server fails with the message: Error: R_datalib call failed: function code: 01, SAF rc: 8, RACF rc: 8, RACF rsn: 44

Logs
2026-03-03 10:03:16.360 ZWELNCH:83886746 ZWESVUSR INFO ZWEL0021I Zowe Launcher starting, version is 3.4.0+20251112
2026-03-03 10:03:16.361 ZWELNCH:83886746 ZWESVUSR INFO -- If you cant see '500' at the end of the line, your log is too short to read!80--------90------ 100----------------------125----------------------150----------------------175----------------------200----------------------225------------
2026-03-03 10:03:16.383 ZWELNCH:83886746 ZWESVUSR INFO ZWEL0023I Zowe YAML config file is 'FILE(/global/zowe/workspace/zowe.yaml)'
2026-03-03 10:03:16.383 ZWELNCH:83886746 ZWESVUSR INFO ZWEL0024I HA_INSTANCE_ID is 'ha_instance_id'
2026-03-03 10:03:16.390 ZWELNCH:83886746 ZWESVUSR INFO ZWEL0017I ROOT_DIR is '/PRODOTTI/ZOWE3/zowe'
2026-03-03 10:03:16.395 ZWELNCH:83886746 ZWESVUSR INFO ZWEL0069I Configuration is valid
2026-03-03 10:03:16.395 ZWELNCH:83886746 ZWESVUSR INFO ZWEL0058I WORKSPACE_DIR is '/global/zowe/workspace'
/PRODOTTI/ZOWE3/zowe/components/app-server/share/zlux-server-framework/node_modules/keyring_js/index.js:27
return binding.getData(userid, keyring, label, "pem");
^

Error: R_datalib call failed: function code: 01, SAF rc: 8, RACF rc: 8, RACF rsn: 44

 at Object.getPemEncodedData (/PRODOTTI/ZOWE3/zowe/components/app-server/share/zlux-server-framework/node_modules/keyring_js/index.js:27:20)
 at Object.<anonymous> (/PRODOTTI/ZOWE3/zowe/components/app-server/share/zlux-server-framework/utils/certificateChecker.js:79:38)
 at Module._compile (node:internal/modules/cjs/loader:1706:14)
 at Module._extensions..js (node:internal/modules/cjs/loader:1839:10)
 at Module.load (node:internal/modules/cjs/loader:1441:32)
 at Module._load (node:internal/modules/cjs/loader:1263:12)
 at TracingChannel.traceSync (node:diagnostics_channel:328:14)
 at wrapModuleLoad (node:internal/modules/cjs/loader:237:24)
 at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:171:5)
 at node:internal/main/run_main_module:36:49

Node.js v22.21.1
Checking ZIS named 'ZWESIS_STD'
ZIS Ok (rc='0', description='Ok', clientVersion='2')
2026-03-03 10:03:16 ZWELS:16777884 ZWESVUSR INFO (zwe-internal-start-prepare) Zowe version: v3.4.1
2026-03-03 10:03:16 ZWELS:16777884 ZWESVUSR INFO (zwe-internal-start-prepare) build and hash: v3.x/master#9621 (4725cd3400e928d29ccfe0405ffd94da081c788b)
2026-03-03 10:03:16 ZWELS:16777884 ZWESVUSR INFO (zwe-internal-start-prepare) z/OS Version: 2.5
2026-03-03 10:03:16 ZWELS:16777884 ZWESVUSR INFO (zwe-internal-start-prepare) ESM: RACF
2026-03-03 10:03:16 ZWELS:16777884 ZWESVUSR INFO (zwe-internal-start-prepare) starting Zowe instance sy4 with FILE(/global/zowe/workspace/zowe.yaml) ...
2026-03-03 10:03:16 ZWELS:16777884 ZWESVUSR INFO (zwe-internal-start-prepare,global_validate) process global validations ...
2026-03-03 10:03:16 ZWELS:16777884 ZWESVUSR INFO (validateNodeHome) NodeJS version: v22.21.1
2026-03-03 10:03:17 ZWELS:16777884 ZWESVUSR INFO (validateJavaHome) Java version: 21.0.8 2025-07-15
Successfully checked z/OSMF is available on 'https://10.99.243.38:443/zosmf/info' - 200
2026-03-03 10:03:17 ZWELS:16777884 ZWESVUSR INFO (zwe-internal-start-prepare,global_validate) global validations are successful
2026-03-03 10:03:17 ZWELS:16777884 ZWESVUSR INFO (zwe-internal-start-prepare,validate_components) process component validations ...
2026-03-03 10:03:17 ZWELS:16777884 ZWESVUSR INFO (zwe-validate-port-available) Checking ports of 11 enabled components
2026-03-03 10:03:17 ZWELS:16777884 ZWESVUSR INFO (zwe-validate-port-available) Zowe port bind validation passed.
ERROR: 2026-03-03 10:03:18 ZWELS:16777884 ZWESVUSR ERROR (zwe-internal-start-prepare,validate_components) Error: Component app-server ended with nonzero rc=1
2026-03-03 10:03:18 ZWELS:16777884 ZWESVUSR WARN (zwe-internal-start-prepare,validate_components) 1 errors were found during validation, please check the message, correct any properties required in /global/zowe/workspace/.env/.zowe-merged.yaml and re-launch Zowe.
2026-03-03 10:03:18.438 ZWELNCH:83886746 ZWESVUSR WARN ZWEL0066W command 'ZWE_zowe_runtimeDirectory="/PRODOTTI/ZOWE3/zowe" ZWE_CLI_PARAMETER_HA_INSTANCE="ha_instance_id" _CEE_RUNOPTS="HEAPPOOLS(OFF),HEAPPOOLS64(OFF)" _EDC_UMASK_DFLT="0002" CONFIG="FILE(/global/zowe/workspace/zowe.yaml)" _
2026-03-03 10:03:18.438 ZWELNCH:83886746 ZWESVUSR ERROR ZWEL0030E failed to prepare Zowe instance

Thank's
Valter Spiandore
Details

• Version and build number: Zowe Launcher starting, version is 3.4.0+20251112
• NodeJS version: v22.21.1
• Java version: 21.0.8 2025-07-15
• Test environment: [ z/OS 2.5, RACF]