Heres some logs i found, see if you can make anything of it.
This was in the webquickstart.log:
00:00:01,011 WARN [org.alfresco.wcm.client.util.impl.GuestSessionFactoryImpl] WQS unable to connect to repository: Unauthorized
00:00:03,022 WARN [org.alfresco.wcm.client.util.impl.GuestSessionFactoryImpl] WQS unable to connect to repository: Unauthorized
00:00:05,035 WARN [org.alfresco.wcm.client.util.impl.GuestSessionFactoryImpl] WQS unable to connect to repository: Unauthorized
00:00:07,045 WARN [org.alfresco.wcm.client.util.impl.GuestSessionFactoryImpl] WQS unable to connect to repository: Unauthorized
00:00:09,056 WARN [org.alfresco.wcm.client.util.impl.GuestSessionFactoryImpl] WQS unable to connect to repository: Unauthorized
00:00:11,066 WARN [org.alfresco.wcm.client.util.impl.GuestSessionFactoryImpl] WQS unable to connect to repository: Unauthorized
00:00:13,076 WARN [org.alfresco.wcm.client.util.impl.GuestSessionFactoryImpl] WQS unable to connect to repository: Unauthorized
00:00:15,116 WARN [org.alfresco.wcm.client.util.impl.GuestSessionFactoryImpl] WQS unable to connect to repository: Unauthorized
00:00:17,126 WARN [org.alfresco.wcm.client.util.impl.GuestSessionFactoryImpl] WQS unable to connect to repository: Unauthorized
00:00:19,136 WARN [org.alfresco.wcm.client.util.impl.GuestSessionFactoryImpl] WQS unable to connect to repository: Unauthorized
00:00:21,146 WARN [org.alfresco.wcm.client.util.impl.GuestSessionFactoryImpl] WQS unable to connect to repository: Unauthorized
etc etc.
This was in the catalina.out (regarding webquickstart)
2012-03-30 04:19:04,197 INFO [repo.module.ModuleServiceImpl] [main] Starting module 'org_alfresco_module_wcmquickstart' version 1.0.
2012-03-30 04:19:04,231 DEBUG [repo.module.ModuleComponentHelper] [main] Started module 'ModuleDetails[{module.version=1.0, module.description=Web Quick Start, module.id=org_alfresco_module_wcmquickstart, module.repo.version.max=999, module.title=Web Quick Start, module.repo.version.min=3.3, module.installState=INSTALLED, module.installDate=2012-03-27T03:08:28.438+10:00}]' including 0components.
2012-03-30 04:19:04,298 INFO [repo.module.ModuleServiceImpl] [main] Starting module 'org.alfresco.module.vti' version 1.2.
2012-03-30 04:19:04,328 DEBUG [repo.module.ModuleComponentHelper] [main] Started module 'ModuleDetails[{module.version=1.2, module.description=Alfresco Vti Extension, module.id=org.alfresco.module.vti, module.repo.version.max=999, module.title=Vti, module.repo.version.min=0, module.installState=INSTALLED, module.installDate=2012-03-27T01:24:35.936+10:00}]' including 0components.
2012-03-30 04:19:04,359 DEBUG [repo.module.ModuleComponentHelper] [main] Installed module found in distribution: org.alfresco.module.vti
2012-03-30 04:19:04,359 DEBUG [repo.module.ModuleComponentHelper] [main] Installed module found in distribution: org_alfresco_module_wcmquickstart
…
Mar 30, 2012 11:11:08 AM org.apache.catalina.core.StandardContext start
SEVERE: Context [/wcmqs] startup failed due to previous errors
Mar 30, 2012 11:11:08 AM org.apache.catalina.core.StandardContext stop
INFO: Container org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/wcmqs] has not been started
Mar 30, 2012 11:11:08 AM org.apache.catalina.startup.HostConfig deployWAR
INFO: Deploying web application archive awe.war
Mar 30, 2012 11:11:08 AM org.apache.catalina.startup.ContextConfig init
SEVERE: Exception fixing docBase for context [/awe]
java.util.zip.ZipException: error in opening zip file