I am getting the following "Could not deserialize
context attribute" exceptions in my log trace. Could
someone explain what causes this?
Thanks,
Mike
<Oct 16, 2002 11:33:03 AM EDT> <Error> <HTTP>
<[WebAppServletContext(7317111,notify,/notify)] Could
not deserialize context attribute
java.io.NotSerializableException:
net.sf.tapestry.engine.DefaultStringsSource
at
java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:1148)
at
java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:366)
at
weblogic.servlet.internal.AttributeWrapper.getObject(AttributeWrapper.java:92)
at
weblogic.servlet.internal.AttributeWrapper.getObject(AttributeWrapper.java:64)
at
weblogic.servlet.internal.WebAppServletContext.getAttribute(WebAppServletContext.java:306)
at
net.sf.tapestry.engine.AbstractEngine.setupForRequest(AbstractEngine.java:1036)
at
net.sf.tapestry.engine.AbstractEngine.service(AbstractEngine.java:702)
at
net.sf.tapestry.ApplicationServlet.doService(ApplicationServlet.java:176)
at
net.sf.tapestry.ApplicationServlet.doGet(ApplicationServlet.java:144)
at
javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
at
javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at
weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:265)
at
weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:200)
at
weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:2495)
at
weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2204)
at
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
at
weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
>
<Oct 16, 2002 11:33:03 AM EDT> <Error> <HTTP>
<[WebAppServletContext(7317111,notify,/notify)] Could
not deserialize context attribute
java.io.NotSerializableException:
net.sf.tapestry.util.io.DataSqueezer
at
java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:1148)
at
java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:366)
at
weblogic.servlet.internal.AttributeWrapper.getObject(AttributeWrapper.java:92)
at
weblogic.servlet.internal.AttributeWrapper.getObject(AttributeWrapper.java:64)
at
weblogic.servlet.internal.WebAppServletContext.getAttribute(WebAppServletContext.java:306)
at
net.sf.tapestry.engine.AbstractEngine.setupForRequest(AbstractEngine.java:1048)
at
net.sf.tapestry.engine.AbstractEngine.service(AbstractEngine.java:702)
at
net.sf.tapestry.ApplicationServlet.doService(ApplicationServlet.java:176)
at
net.sf.tapestry.ApplicationServlet.doGet(ApplicationServlet.java:144)
at
javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
at
javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at
weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:265)
at
weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:200)
at
weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:2495)
at
weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2204)
at
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
at
weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
>
<Oct 16, 2002 11:33:04 AM EDT> <Error> <HTTP>
<[WebAppServletContext(7317111,notify,/notify)] Could
not deserialize context attrib
ute
java.io.NotSerializableException:
net.sf.tapestry.asset.AssetExternalizer
at
java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:1148)
at
java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:366)
at
weblogic.servlet.internal.AttributeWrapper.getObject(AttributeWrapper.java:92)
at
weblogic.servlet.internal.AttributeWrapper.getObject(AttributeWrapper.java:64)
at
weblogic.servlet.internal.WebAppServletContext.getAttribute(WebAppServletContext.java:306)
at
net.sf.tapestry.asset.AssetExternalizer.get(AssetExternalizer.java:230)
at
net.sf.tapestry.asset.PrivateAsset.buildURL(PrivateAsset.java:89)
at
net.sf.tapestry.html.Body.process(Body.java:423)
at
net.sf.tapestry.inspector.InspectorButton.renderComponent(InspectorButton.java:121)
at
net.sf.tapestry.AbstractComponent.render(AbstractComponent.java:891)
at
net.sf.tapestry.AbstractComponent.renderBody(AbstractComponent.java:665)
at
net.sf.tapestry.html.Body.renderComponent(Body.java:276)
at
net.sf.tapestry.AbstractComponent.render(AbstractComponent.java:891)
at
net.sf.tapestry.AbstractComponent.renderBody(AbstractComponent.java:665)
at
net.sf.tapestry.html.Shell.renderComponent(Shell.java:130)
at
net.sf.tapestry.AbstractComponent.render(AbstractComponent.java:891)
at
net.sf.tapestry.BaseComponent.renderComponent(BaseComponent.java:460)
at
net.sf.tapestry.AbstractComponent.render(AbstractComponent.java:891)
at
net.sf.tapestry.BaseComponent.renderComponent(BaseComponent.java:460)
at
net.sf.tapestry.AbstractComponent.render(AbstractComponent.java:891)
at
net.sf.tapestry.AbstractPage.renderPage(AbstractPage.java:303)
at
net.sf.tapestry.engine.RequestCycle.renderPage(RequestCycle.java:413)
at
net.sf.tapestry.engine.AbstractEngine.renderResponse(AbstractEngine.java:610)
at
net.sf.tapestry.engine.PageService.service(PageService.java:94)
at
net.sf.tapestry.engine.AbstractEngine.service(AbstractEngine.java:735)
at
net.sf.tapestry.ApplicationServlet.doService(ApplicationServlet.java:176)
at
net.sf.tapestry.ApplicationServlet.doGet(ApplicationServlet.java:144)
at
javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
at
javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at
weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:265)
at
weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:200)
at
weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:2495)
at
weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2204)
at
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
at
weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
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