SAP Knowledge Base Article - Preview

2760497 - AXIS application does not start after system restart with org.apache.commons.logging.LogConfigurationException

Symptom

After restarting your PI/PO system, the AXIS channels are with error and the application 'sap.com/com.sap.aii.adapter.axis' is not started.

When checking the default traces, you can see a similar entry:

Global [startApp] operation of application [sap.com/com.sap.aii.adapter.axis] finished with errors for [<ms>] ms on server process [<server process>] [
>>> Errors <<<
1). com.sap.engine.services.deploy.exceptions.ServerDeploymentException: Exception while [preparing start of application sap.com/com.sap.aii.adapter.axis].
at com.sap.engine.services.deploy.server.application.StartTransaction.prepareCommon(StartTransaction.java:416)
at com.sap.engine.services.deploy.server.application.StartTransaction.prepareLocal(StartTransaction.java:332)
...
Caused by: java.lang.ExceptionInInitializerError
at com.sap.aii.adapter.axis.ra.Adapter.createHandler(Adapter.java:566)
at com.sap.aii.adapter.axis.ra.Adapter.init(Adapter.java:356)
at com.sap.aii.adapter.axis.ra.AdapterManager.addNullAdapter(AdapterManager.java:247)
at com.sap.aii.adapter.axis.ra.AdapterManager.start(AdapterManager.java:133)
... 16 more
Caused by: org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed. (Caused by org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed.) (Caused by org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed. (Caused by org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed.))
at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:543)
at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:235)
at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:370)
at org.apache.axis.components.logger.LogFactory.getLog(LogFactory.java:37)
at org.apache.axis.utils.JavaUtils.<clinit>(JavaUtils.java:64)
... 29 more
Caused by: org.apache.commons.logging.LogConfigurationException: org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed. (Caused by org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed.)
at org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogFactoryImpl.java:397)
at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:529)
... 33 more
Caused by: org.apache.commons.logging.LogConfigurationException: Invalid class loader hierarchy. You have more than one version of 'org.apache.commons.logging.Log' visible, which is not allowed.
at org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogFactoryImpl.java:385)
... 34 more


Read more...

Environment

  • SAP NetWeaver
  • SAP Process Integration

Product

SAP NetWeaver 7.5 ; SAP NetWeaver all versions ; SAP Process Integration all versions

Keywords

Failed, To, Start, Axis, SDA, AXA, Log, Logging, Duplicate, Duplicity, Commons, org.apache.commons.logging.Log,  Process Integration, PI, Process Orchestration, PO, NetWeaver, XI, AEX , KBA , BC-XI-CON-AXS , Axis Extention for SOAP Adapter , BC-NWA-XPI , Process Integration (PI) Monitoring , Problem

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