Tomcat Logging

Tomcat logging captures messages related to the Tomcat application server.

All Tomcat-related errors are shown in the following manner in the log file. Monitor anything that contains this string: [org.springframework.web.context.ContextLoader].

15:11:56,500 ERROR [org.springframework*] **

15:11:56,500 FATAL [org.springframework*] **

Note -

* Refers to the specific module.

** Refers to the actual error message.

Examples are shown in the following sub-sections.

Context Initialization

The following error is a context initialization error that can occur when Oracle Identity Analytics starts. The error indicates that there is a context initialization failure, and the log message indicates which file caused the error.

In the following sample error message, the job.xml file under WEB-INF has caused the error.

Severity: ERROR

Module name: ContextLoader

Log message:

15:11:56,500 ERROR [org.springframework.web.context.ContextLoader] Context
initialization failed

org.springframework.beans.factory.BeanCreationException: Error creating bean with
name 'usersImportTrigger' defined in ServletContext resource [/WEB-INF/jobs.xml]:
Error setting property values; nested exception is
org.springframework.beans.PropertyAccessExceptionsException:
PropertyAccessExceptionsException (1 errors); nested propertyAccessExceptions are:
[org.springframework.beans.MethodInvocationException: Property 'cronExpression' threw
exception; nested exception is java.text.ParseException: '?' can only be specfied for
Day-of-Month or Day-of-Week.]

PropertyAccessExceptionsException (1 errors)

In the following example, the log message shows that the scheduling-context.xml file under WEB-INF has caused the error. The log message also shows the line in the file that caused the error.

Severity: ERROR

Module name: ContextLoader

Log message:

15:22:03,109 ERROR [org.springframework.web.context.ContextLoader]
Context initialization failed

org.springframework.beans.factory.BeanDefinitionStoreException: Line 137 in XML
document from ServletContext resource [/WEB-INF/scheduling-context.xml] is invalid;
nested exception is org.xml.sax.SAXParseException: The string "--" is not permitted
within comments.