Hello Alan,

thank you for your reply.

On 10/30/2014 02:20 PM, Alan R Williams wrote:
> [snip]
>
>> transerv.out:
>> ERROR ContextLoader ContextLoader - Context initialization failed
>> org.springframework.beans.factory.BeanCreationException: Error creating
>> bean with name 'webapp' defined in ServletContext resource
>> [/WEB-INF/beans.xml]: Cannot resolve reference to bean 'worker.policy'
>> while setting bean property 'policy'; nested exception is
>> org.springframework.beans.factory.BeanCreationException: Error creating
>> bean with name 'worker.policy' defined in ServletContext resource
>> [/WEB-INF/beans.xml]: Cannot resolve reference to bean
>> 'localworker.state' while setting bean property 'limits'; nested
>> exception is org.springframework.beans.factory.BeanCreationException:
>> Error creating bean with name 'localworker.state' defined in
>> ServletContext resource [/WEB-INF/beans.xml]: Error setting property
>> values; nested exception is
>> org.springframework.beans.PropertyBatchUpdateException; nested
>> PropertyAccessExceptions (1) are:
>> PropertyAccessException 1:
>> org.springframework.beans.MethodInvocationException: Property
>> 'defaultExecuteWorkflowScript' threw exception; nested exception is
>> java.lang.NullPointerException
>>      at
>
> Did transerv.out stop there? It looks as if it was about to say what
> went wrong :(

No it didn't stop there. Here is a bigger part of the log message.

20141029T160326.245 ERROR ContextLoader ContextLoader - Context 
initialization failed
org.springframework.beans.factory.BeanCreationException: Error creating 
bean with name 'webapp' defined in ServletContext resource 
[/WEB-INF/beans.xml]: Cannot resolve reference to bean 'worker.policy' 
while setting bean property 'policy'; nested exception is 
org.springframework.beans.factory.BeanCreationException: Error creating 
bean with name 'worker.policy' defined in ServletContext resource 
[/WEB-INF/beans.xml]: Cannot resolve reference to bean 
'localworker.state' while setting bean property 'limits'; nested 
exception is org.springframework.beans.factory.BeanCreationException: 
Error creating bean with name 'localworker.state' defined in 
ServletContext resource [/WEB-INF/beans.xml]: Error setting property 
values; nested exception is 
org.springframework.beans.PropertyBatchUpdateException; nested 
PropertyAccessExceptions (1) are:
PropertyAccessException 1: 
org.springframework.beans.MethodInvocationException: Property 
'defaultExecuteWorkflowScript' threw exception; nested exception is 
java.lang.NullPointerException
        at 
org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:329)
        at 
org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:107)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1417)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1158)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:296)
        at 
org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:293)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
        at 
org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:628)
        at 
org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:932)
        at 
org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:479)
        at 
org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:389)
        at 
org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:294)
        at 
org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:112)
        at 
org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4994)
        at 
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5492)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:649)
        at 
org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1083)
        at 
org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1879)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
Caused by: org.springframework.beans.factory.BeanCreationException: 
Error creating bean with name 'worker.policy' defined in ServletContext 
resource [/WEB-INF/beans.xml]: Cannot resolve reference to bean 
'localworker.state' while setting bean property 'limits'; nested 
exception is org.springframework.beans.factory.BeanCreationException: 
Error creating bean with name 'localworker.state' defined in 
ServletContext resource [/WEB-INF/beans.xml]: Error setting property 
values; nested exception is 
org.springframework.beans.PropertyBatchUpdateException; nested 
PropertyAccessExceptions (1) are:
PropertyAccessException 1: 
org.springframework.beans.MethodInvocationException: Property 
'defaultExecuteWorkflowScript' threw exception; nested exception is 
java.lang.NullPointerException
        at 
org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:329)
        at 
org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:107)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1417)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1158)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:296)
        at 
org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:293)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
        at 
org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:323)
        ... 28 more
Caused by: org.springframework.beans.factory.BeanCreationException: 
Error creating bean with name 'localworker.state' defined in 
ServletContext resource [/WEB-INF/beans.xml]: Error setting property 
values; nested exception is 
org.springframework.beans.PropertyBatchUpdateException; nested 
PropertyAccessExceptions (1) are:
PropertyAccessException 1: 
org.springframework.beans.MethodInvocationException: Property 
'defaultExecuteWorkflowScript' threw exception; nested exception is 
java.lang.NullPointerException
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1453)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1158)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:296)
        at 
org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:293)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
        at 
org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:323)
        ... 38 more
...




>> I tried different versions of Tomcat (7.0.56, 8.0.14), different
>> versions of Java (Java 7, Java 8) and different versions of Taverna
>> (2.4.4, 2.5.4) and different combinations of those. The mentioned spring
>> framework error has been always the same. So it seems it is not
>> dependent on a certain used version of one of the used packages but
>> rather a general error in my installation process.
>> I couldn't find the cause of the problem, couldn't find any mentioned
>> information about existing dependencies related to this issue.
>
> The beginner's installation guide always refers to Tomcat 6. I wonder if
> that is the issue. I will ask Donal to answer tomorrow.

OK. Here http://dev.mygrid.org.uk/wiki/display/tav250/Installation+Guide 
is also "Tomcat 7" mentioned, that's why I didn't try it with version 6.

Regards,
Johann


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