Activity Streams used by Studio is not compatible with JIRA 4.3

From JIRA log:

2011-03-24 11:32:45,933 SearchAggregator:2 WARN anonymous 692x9981x1 jwfke9 127.0.0.1 /secure/StudioSearch.jspa [apache.commons.httpclient.HttpMethodBase] Going to buffer response body of large or unknown size. Using getResponseBodyAsStream instead is recommended.
2011-03-24 11:32:46,792 http-2990-11 ERROR testadmin 692x10023x1 jwfke9 127.0.0.1 /browse/SRCHBVQP-1 [web.action.issue.ViewIssue] Error in IssueTabPanel.showPanel() for 'Activity Stream Issue Tab Panel': org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'com.atlassian.streams.jira.portlet.ActivityStreamIssueTab': Unsatisfied dependency expressed through constructor argument with index 2 of type [com.atlassian.gadgets.GadgetRequestContextFactory]: : No unique bean of type [com.atlassian.gadgets.GadgetRequestContextFactory] is defined: Unsatisfied dependency of type [interface com.atlassian.gadgets.GadgetRequestContextFactory]: expected at least 1 matching bean; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [com.atlassian.gadgets.GadgetRequestContextFactory] is defined: Unsatisfied dependency of type [interface com.atlassian.gadgets.GadgetRequestContextFactory]: expected at least 1 matching bean
com.atlassian.util.concurrent.LazyReference$InitializationException: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'com.atlassian.streams.jira.portlet.ActivityStreamIssueTab': Unsatisfied dependency expressed through constructor argument with index 2 of type [com.atlassian.gadgets.GadgetRequestContextFactory]: : No unique bean of type [com.atlassian.gadgets.GadgetRequestContextFactory] is defined: Unsatisfied dependency of type [interface com.atlassian.gadgets.GadgetRequestContextFactory]: expected at least 1 matching bean; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No unique bean of type [com.atlassian.gadgets.GadgetRequestContextFactory] is defined: Unsatisfied dependency of type [interface com.atlassian.gadgets.GadgetRequestContextFactory]: expected at least 1 matching bean
at com.atlassian.util.concurrent.LazyReference.getInterruptibly(LazyReference.java:152)
at com.atlassian.util.concurrent.LazyReference.get(LazyReference.java:115)
at com.atlassian.util.concurrent.ResettableLazyReference.get(ResettableLazyReference.java:89)
at com.atlassian.jira.plugin.JiraResourcedModuleDescriptor.getModule(JiraResourcedModuleDescriptor.java:128)
at sun.reflect.GeneratedMethodAccessor163.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at com.atlassian.multitenant.plugins.MultiTenantModuleDescriptorFactory$LifecycleInterceptor$TenantInterceptor.intercept(MultiTenantModuleDescriptorFactory.java:334)
at com.atlassian.jira.plugin.issuetabpanel.IssueTabPanelModuleDescriptor$$EnhancerByCGLIB$$730007f9.getModule(<generated>)
at com.atlassian.jira.web.action.issue.ViewIssue.getIssueTabPanels(ViewIssue.java:514)
at sun.reflect.GeneratedMethodAccessor1059.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at webwork.util.InjectionUtils$DefaultInjectionImpl.invoke(InjectionUtils.java:70)
at webwork.util.InjectionUtils.invoke(InjectionUtils.java:56)
at webwork.util.ValueStack.findValue(ValueStack.java:412)
at webwork.util.SimpleTest.test(SimpleTest.java:415)
at webwork.util.ValueStack.test(ValueStack.java:157)
at webwork.view.taglib.IfTag.doStartTag(IfTag.java:40)
at org.apache.jsp.includes.panels.issue.actions_jsp._jspService(actions_jsp.java:99)