Thanks [b]Richard[/b] & [b]Jozef[/b] for your suggestions. [b]Richard[/b], I haven't touched anything like the JCR configuration for either the public or the author instances. Where would I look to see if they are using the same database or file system location?
I changed the maximum number of open files to 8192 (the max OS X would let me do), and this didn't fix the problem. So I looked at the public instance error log, and noticed the following stack trace that occurs on Magnolia startup. There are no fresh errors in this log when I try (and fail) to activate something, only the stack traces on startup. Does this help locate the problem? ERROR info.magnolia.cms.beans.config.ConfigLoader 29.10.2013 09:54:40 -- An unspecified error occurred during initialization: null java.lang.NullPointerException at info.magnolia.cms.security.Security.getSystemUser(Security.java:75) at info.magnolia.context.AbstractContext.getUser(AbstractContext.java:74) at info.magnolia.context.MgnlContext.getUser(MgnlContext.java:92) at info.magnolia.jcr.wrapper.LastUpdateContentDecorator.updateLastModified(LastUpdateContentDecorator.java:417) at info.magnolia.jcr.wrapper.LastUpdateContentDecorator.updateLastModified(LastUpdateContentDecorator.java:428) at info.magnolia.jcr.wrapper.LastUpdateNodeWrapper.updateLastModified(LastUpdateNodeWrapper.java:284) at info.magnolia.jcr.wrapper.LastUpdateNodeWrapper.addNode(LastUpdateNodeWrapper.java:213) at info.magnolia.jcr.wrapper.DelegateNodeWrapper.addNode(DelegateNodeWrapper.java:122) at info.magnolia.jcr.decoration.ContentDecoratorNodeWrapper.addNode(ContentDecoratorNodeWrapper.java:115) at info.magnolia.jcr.wrapper.DelegateNodeWrapper.addNode(DelegateNodeWrapper.java:122) at info.magnolia.jcr.decoration.ContentDecoratorNodeWrapper.addNode(ContentDecoratorNodeWrapper.java:115) at info.magnolia.audit.MgnlAuditLoggingContentDecoratorNodeWrapper.addNode(MgnlAuditLoggingContentDecoratorNodeWrapper.java:84) at info.magnolia.cms.core.DefaultContent.<init>(DefaultContent.java:146) at info.magnolia.cms.core.DefaultContent.wrapAsContent(DefaultContent.java:281) at info.magnolia.cms.core.DefaultContent.createContent(DefaultContent.java:169) at info.magnolia.cms.core.AbstractContent.createContent(AbstractContent.java:76) at info.magnolia.cms.util.ContentUtil.getOrCreateContent(ContentUtil.java:206) at info.magnolia.cms.util.ContentUtil.getOrCreateContent(ContentUtil.java:193) at info.magnolia.module.InstallContextImpl.getOrCreateCurrentModuleNode(InstallContextImpl.java:189) at info.magnolia.module.AbstractModuleVersionHandler.getCurrentlyInstalled(AbstractModuleVersionHandler.java:107) at info.magnolia.module.ModuleManagerImpl.checkForInstallOrUpdates(ModuleManagerImpl.java:182) at info.magnolia.cms.beans.config.ConfigLoader.load(ConfigLoader.java:150) at info.magnolia.init.MagnoliaServletContextListener$1.doExec(MagnoliaServletContextListener.java:249) at info.magnolia.context.MgnlContext$VoidOp.exec(MgnlContext.java:415) at info.magnolia.context.MgnlContext$VoidOp.exec(MgnlContext.java:412) at info.magnolia.context.MgnlContext.doInSystemContext(MgnlContext.java:386) at info.magnolia.init.MagnoliaServletContextListener.startServer(MagnoliaServletContextListener.java:246) at info.magnolia.init.MagnoliaServletContextListener.contextInitialized(MagnoliaServletContextListener.java:172) at info.magnolia.init.MagnoliaServletContextListener.contextInitialized(MagnoliaServletContextListener.java:126) at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4887) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5381) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:633) at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1114) at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1672) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303) at java.util.concurrent.FutureTask.run(FutureTask.java:138) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) at java.lang.Thread.run(Thread.java:695) ERROR info.magnolia.cms.filters.FilterManagerImpl 29.10.2013 09:54:40 -- Error initializing filters javax.servlet.ServletException: No filters configured at /server/filters at info.magnolia.cms.filters.FilterManagerImpl.createConfiguredFilters(FilterManagerImpl.java:194) at info.magnolia.cms.filters.FilterManagerImpl.createRootFilter(FilterManagerImpl.java:166) at info.magnolia.cms.filters.FilterManagerImpl$2.doExec(FilterManagerImpl.java:107) at info.magnolia.context.MgnlContext$VoidOp.exec(MgnlContext.java:415) at info.magnolia.context.MgnlContext$VoidOp.exec(MgnlContext.java:412) at info.magnolia.context.MgnlContext.doInSystemContext(MgnlContext.java:386) at info.magnolia.cms.filters.FilterManagerImpl.init(FilterManagerImpl.java:103) at info.magnolia.cms.filters.MgnlMainFilter.init(MgnlMainFilter.java:82) at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:281) at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:262) at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:107) at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4746) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5399) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:633) at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1114) at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1672) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303) at java.util.concurrent.FutureTask.run(FutureTask.java:138) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) at java.lang.Thread.run(Thread.java:695) -- Context is everything: http://forum.magnolia-cms.com/forum/thread.html?threadId=5027bf94-3e60-4960-b9ab-3437c32087bb ---------------------------------------------------------------- For list details, see http://www.magnolia-cms.com/community/mailing-lists.html Alternatively, use our forums: http://forum.magnolia-cms.com/ To unsubscribe, E-mail to: <user-list-unsubscr...@magnolia-cms.com> ----------------------------------------------------------------