Description of problem:
If user edits option in apache virtual host, after clicking save button the embedded-agent.log shows an error

Version-Release number of selected component (if applicable):
1.4.0-SNAPSHOT

How reproducible:


Steps to Reproduce:
1) Login to imanage UI
2) Select the apache httpd resource
3) Click on 'Inventory' tab.
4) Create a virtual host (Add option say All while creating new virtual host)
5) Navigate to the 'Configuration' tab of virtual host created.
6) Click on 'Edit' button.
7) Click on 'Edit' button for option.
8) Change the option from 'All' to anything else say 'FollowSymLinks' by 9)selecting from the 'Option' dropdown.
10) Click 'OK' button.
11) Click on 'Save' button.
  
Actual results:
The status display failure and the log displays error which is attached.

Expected results:
User should be able to edit the option in virtual hosts and those should be reflected.

Additional info:
The embedded-agent.log shows following error:

19:03:07,414 ERROR [ConfigurationManager.threadpool-1] (rhq.core.pc.configuration.UpdateResourceConfigurationRunner)- Plugin Error: Exception thrown while updating Resource configuration for Apache Virtual Host Resource with id [10741].
org.rhq.core.pc.inventory.TimeoutException: Call to [org.rhq.plugins.apache.ApacheVirtualHostServiceComponent.updateResourceConfiguration()] with args [[org.rhq.core.pluginapi.configuration.ConfigurationUpdateReport@eda22e]] timed out. Invocation thread will be interrupted
        at org.rhq.core.pc.inventory.ResourceContainer$ResourceComponentInvocationHandler.invokeInNewThreadWithLock(ResourceContainer.java:465)
        at org.rhq.core.pc.inventory.ResourceContainer$ResourceComponentInvocationHandler.invoke(ResourceContainer.java:434)
        at $Proxy6036.updateResourceConfiguration(Unknown Source)
        at org.rhq.core.pc.configuration.LegacyConfigManagement.executeUpdate(LegacyConfigManagement.java:87)
        at org.rhq.core.pc.configuration.UpdateResourceConfigurationRunner.call(UpdateResourceConfigurationRunner.java:121)
        at org.rhq.core.pc.configuration.UpdateResourceConfigurationRunner.run(UpdateResourceConfigurationRunner.java:109)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:98)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:207)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
        at java.lang.Thread.run(Thread.java:619)