EM 13c: Target Discovery in Enterprise Manager 13.2 Cloud Control Results in a Blank White Screen
(Doc ID 2208881.1)
Last updated on AUGUST 19, 2022
Applies to:
Enterprise Manager Base Platform - Version 13.2.0.0.0 and laterInformation in this document applies to any platform.
Symptoms
During discovery, all of the following occur in Enterprise Manger (EM) 13.2 Cloud Control:
- A completely blank (white) screen is displayed for one of the discovery steps.
- The box labeled "Use remote agent for discovery and monitoring" is checked on step 1 of the discovery.
- When prompted for the credentials for the databasemachine.xml file, root credentials are not used.
- In the EMGC_OMS<X>-diagnostic.log file from an EM 13c OMS dump (emctl dump oms -destdir <file location>), there is a Java error similar to the following:
[2016-11-17T14:22:49.572-05:00] [EMGC_OMS1] [WARNING] [ADF_FACES-60051] [oracle.adfinternal.view.faces.renderkit.rich.table.BaseColumnRenderer] [tid: [ACTIVE].ExecuteThread: '4' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <USERID>] [ecid: 005GOGTSHz6DOdy6w7Zf6G0000V^0000dz,0:1] [APP: emgc] [DSID: 0000LXniGQpDOdy6w7Zf6G1OBW6S000003] Invalid width: -30 specified on column: emT:lrmd1:tbmd1:pc2:t2:67:cType.
[2016-11-17T14:22:49.786-05:00] [EMGC_OMS1] [INCIDENT_ERROR] [DFW-40104] [oracle.dfw.incident] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [errid: 152] [detailLoc:<OMS_HOME>/gc_inst1/user_projects/domains/GCDomain/servers/EMGC_OMS1/adr/diag/ofm/EMGC_DOMAIN/EMOMS/incident/incdir_152] [probKey: ADFC-00032 [ADFc]] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] incident 152 created with problem key "ADFC-00032 [ADFc]"
[2016-11-17T14:22:50.241-05:00] [EMGC_OMS1] [WARNING] [] [oracle.adfinternal.controller.metadata.model.xml.ValueMappingXmlImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] ADFc: /WEB-INF/xa/dbmdiscovery/em-xa-dbmdiscovery-wizard-task-flow.xml#em-xa-dbmdiscovery-wizard-task-flow:
[2016-11-17T14:22:50.241-05:00] [EMGC_OMS1] [WARNING] [ADFC-52018] [oracle.adfinternal.controller.metadata.model.xml.ValueMappingXmlImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] ADFc: Failed to parse task flow call value mapping; name='launchPageName'; value='null'.
[2016-11-17T14:22:50.242-05:00] [EMGC_OMS1] [WARNING] [] [oracle.adfinternal.controller.metadata.model.xml.ValueMappingXmlImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] ADFc: /WEB-INF/xa/dbmdiscovery/em-xa-dbmdiscovery-wizard-task-flow.xml#em-xa-dbmdiscovery-wizard-task-flow:
[2016-11-17T14:22:50.243-05:00] [EMGC_OMS1] [WARNING] [ADFC-52018] [oracle.adfinternal.controller.metadata.model.xml.ValueMappingXmlImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] ADFc: Failed to parse task flow call value mapping; name='result'; value='null'.
[2016-11-17T14:22:50.452-05:00] [EMGC_OMS1] [NOTIFICATION] [] [oracle.adf.share.dfw.dump.impl.ConfigPropsDumpImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] Path of configuration propertites dump :<OMS_HOME>/gc_inst1/user_projects/domains/GCDomain/servers/EMGC_OMS1/adr/diag/ofm/EMGC_DOMAIN/EMOMS/incident/incdir_152/adf_ADFConfigPropertiesDump12_i152.txt
[2016-11-17T14:22:50.452-05:00] [EMGC_OMS1] [NOTIFICATION] [] [oracle.adf.share.dfw.dump.impl.ConfigPropsDumpImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] Path of configuration propertites dump :<OMS_HOME>/gc_inst1/user_projects/domains/GCDomain/servers/EMGC_OMS1/adr/diag/ofm/EMGC_DOMAIN/EMOMS/incident/incdir_152/adf_ADFConfigPropertiesDump12_i152.txt
[2016-11-17T14:22:50.458-05:00] [EMGC_OMS1] [NOTIFICATION] [J2EE JSP-00008] [oracle.j2ee.jsp] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <USERID>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] unable to dispatch JSP page: The following exception occurred:.[[
javax.el.ELException: java.lang.NullPointerException
at javax.el.BeanELResolver.getValue(BeanELResolver.java:368)
at com.sun.faces.el.DemuxCompositeELResolver._getValue(Unknown Source)
at com.sun.faces.el.DemuxCompositeELResolver.getValue(Unknown Source)
at oracle.adf.share.el.VariableResolverELContext$1.getValue(VariableResolverELContext.java:51)
at com.sun.el.parser.AstValue.getValue(AstValue.java:138)
at com.sun.el.parser.AstValue.getValue(AstValue.java:183)
at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:224)
at oracle.adf.share.el.OracleExpressionEvaluatorImpl.evaluate(OracleExpressionEvaluatorImpl.java:148)
at oracle.adf.share.el.OracleExpressionEvaluatorImpl.evaluate(OracleExpressionEvaluatorImpl.java:103)
at oracle.adf.share.el.OracleExpressionEvaluatorImpl.evaluateHandleNull(OracleExpressionEvaluatorImpl.java:84)
at oracle.adf.model.binding.DCUtil.elEvaluate(DCUtil.java:842)
at oracle.adf.model.binding.DCBindingContainer.evaluateParameterWithElCheck(DCBindingContainer.java:1479)
at oracle.adf.model.binding.DCBindingContainer.evaluateParameter(DCBindingContainer.java:1528)
at oracle.adf.model.binding.DCParameter.internalEvaluateExpresion(DCParameter.java:202)
at oracle.adf.model.binding.DCParameter.evaluateValue(DCParameter.java:76)
at oracle.adf.model.binding.DCParameter.getValue(DCParameter.java:111)
[2016-11-17T14:22:49.786-05:00] [EMGC_OMS1] [INCIDENT_ERROR] [DFW-40104] [oracle.dfw.incident] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [errid: 152] [detailLoc:<OMS_HOME>/gc_inst1/user_projects/domains/GCDomain/servers/EMGC_OMS1/adr/diag/ofm/EMGC_DOMAIN/EMOMS/incident/incdir_152] [probKey: ADFC-00032 [ADFc]] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] incident 152 created with problem key "ADFC-00032 [ADFc]"
[2016-11-17T14:22:50.241-05:00] [EMGC_OMS1] [WARNING] [] [oracle.adfinternal.controller.metadata.model.xml.ValueMappingXmlImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] ADFc: /WEB-INF/xa/dbmdiscovery/em-xa-dbmdiscovery-wizard-task-flow.xml#em-xa-dbmdiscovery-wizard-task-flow:
[2016-11-17T14:22:50.241-05:00] [EMGC_OMS1] [WARNING] [ADFC-52018] [oracle.adfinternal.controller.metadata.model.xml.ValueMappingXmlImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] ADFc: Failed to parse task flow call value mapping; name='launchPageName'; value='null'.
[2016-11-17T14:22:50.242-05:00] [EMGC_OMS1] [WARNING] [] [oracle.adfinternal.controller.metadata.model.xml.ValueMappingXmlImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] ADFc: /WEB-INF/xa/dbmdiscovery/em-xa-dbmdiscovery-wizard-task-flow.xml#em-xa-dbmdiscovery-wizard-task-flow:
[2016-11-17T14:22:50.243-05:00] [EMGC_OMS1] [WARNING] [ADFC-52018] [oracle.adfinternal.controller.metadata.model.xml.ValueMappingXmlImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] ADFc: Failed to parse task flow call value mapping; name='result'; value='null'.
[2016-11-17T14:22:50.452-05:00] [EMGC_OMS1] [NOTIFICATION] [] [oracle.adf.share.dfw.dump.impl.ConfigPropsDumpImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] Path of configuration propertites dump :<OMS_HOME>/gc_inst1/user_projects/domains/GCDomain/servers/EMGC_OMS1/adr/diag/ofm/EMGC_DOMAIN/EMOMS/incident/incdir_152/adf_ADFConfigPropertiesDump12_i152.txt
[2016-11-17T14:22:50.452-05:00] [EMGC_OMS1] [NOTIFICATION] [] [oracle.adf.share.dfw.dump.impl.ConfigPropsDumpImpl] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <user2>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] Path of configuration propertites dump :<OMS_HOME>/gc_inst1/user_projects/domains/GCDomain/servers/EMGC_OMS1/adr/diag/ofm/EMGC_DOMAIN/EMOMS/incident/incdir_152/adf_ADFConfigPropertiesDump12_i152.txt
[2016-11-17T14:22:50.458-05:00] [EMGC_OMS1] [NOTIFICATION] [J2EE JSP-00008] [oracle.j2ee.jsp] [tid: [ACTIVE].ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: <USERID>] [ecid: 005GOGTTQnoDOdy6w7Zf6G0000V^0000e0,0:1] [APP: emgc] [DSID: 0000LXni_2BDOdy6w7Zf6G1OBW6S000008] unable to dispatch JSP page: The following exception occurred:.[[
javax.el.ELException: java.lang.NullPointerException
at javax.el.BeanELResolver.getValue(BeanELResolver.java:368)
at com.sun.faces.el.DemuxCompositeELResolver._getValue(Unknown Source)
at com.sun.faces.el.DemuxCompositeELResolver.getValue(Unknown Source)
at oracle.adf.share.el.VariableResolverELContext$1.getValue(VariableResolverELContext.java:51)
at com.sun.el.parser.AstValue.getValue(AstValue.java:138)
at com.sun.el.parser.AstValue.getValue(AstValue.java:183)
at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:224)
at oracle.adf.share.el.OracleExpressionEvaluatorImpl.evaluate(OracleExpressionEvaluatorImpl.java:148)
at oracle.adf.share.el.OracleExpressionEvaluatorImpl.evaluate(OracleExpressionEvaluatorImpl.java:103)
at oracle.adf.share.el.OracleExpressionEvaluatorImpl.evaluateHandleNull(OracleExpressionEvaluatorImpl.java:84)
at oracle.adf.model.binding.DCUtil.elEvaluate(DCUtil.java:842)
at oracle.adf.model.binding.DCBindingContainer.evaluateParameterWithElCheck(DCBindingContainer.java:1479)
at oracle.adf.model.binding.DCBindingContainer.evaluateParameter(DCBindingContainer.java:1528)
at oracle.adf.model.binding.DCParameter.internalEvaluateExpresion(DCParameter.java:202)
at oracle.adf.model.binding.DCParameter.evaluateValue(DCParameter.java:76)
at oracle.adf.model.binding.DCParameter.getValue(DCParameter.java:111)
Changes
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |