<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">It *sounds* related to <a href="https://github.com/SeasideSt/Seaside/issues/864" class="">https://github.com/SeasideSt/Seaside/issues/864</a><div class="">This was fixed in latest Seaside 3.2.x</div><div class="">So maybe if you check out that change, you can find out if that fixes your issue?</div><div class=""><br class=""></div><div class="">Johan</div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 11 Jul 2017, at 09:41, <a href="mailto:jtuchel@objektfabrik.de" class="">jtuchel@objektfabrik.de</a> wrote:</div><br class="Apple-interchange-newline"><div class="">
  
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    <div class="moz-cite-prefix">Hi Johan,<br class="">
      <br class="">
      here's what the Config Map says in VAST:<br class="">
      <br class="">
      <tt class="">Seaside 3.2.0 Port for VA Smalltalk, 2009, 2015</tt><tt class=""><br class="">
      </tt><tt class="">(based on ConfigurationOfSeaside3-JohanBrichau.268
        development)</tt><br class="">
      <br class="">
      <br class="">
      Joachim<br class="">
      <br class="">
      <br class="">
      <br class="">
      <br class="">
      Am 11.07.17 um 09:01 schrieb Johan Brichau:<br class="">
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    <blockquote cite="mid:0ECA3C36-493F-4C83-88BD-FCCC2037343B@inceptive.be" type="cite" class="">
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      Hi Joachim,
      <div class=""><br class="">
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      <div class="">What version of Seaside are you running?</div>
      <div class=""><br class="">
      </div>
      <div class="">cheers</div>
      <div class="">Johan</div>
      <div class=""><br class="">
        <div class="">
          <blockquote type="cite" class="">
            <div class="">On 11 Jul 2017, at 08:30, <a moz-do-not-send="true" href="mailto:jtuchel@objektfabrik.de" class="">jtuchel@objektfabrik.de</a>
              wrote:</div>
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              <div bgcolor="#FFFFFF" text="#000000" class=""><p class="">Seasiders<br class="">
                </p><p class="">From time to time we get walkbacks on our
                  production servers when users want to login/create a
                  new session due to failed cleanup/unregister of old
                  sessions.</p><p class="">Here's an excerpt from the walkback (VA
                  Smalltalk):</p><p class=""><tt class="">MessageNotUnderstood
                    class(Exception class)>>#signalWith:</tt><tt class=""><br class="">
                  </tt><tt class="">  receiver = MessageNotUnderstood</tt><tt class=""><br class="">
                  </tt><tt class="">  arg1 = (nil Message
                    (#unregisterAt:, ('PZv9N5QPtkzYQMvH')))</tt><tt class=""><br class="">
                  </tt><tt class="">UndefinedObject(Object)>>#doesNotUnderstand:</tt><tt class=""><br class="">
                  </tt><tt class="">  receiver = nil</tt><tt class=""><br class="">
                  </tt><tt class="">  arg1 = Message (#unregisterAt:,
                    ('PZv9N5QPtkzYQMvH'))</tt><tt class=""><br class="">
                  </tt><tt class="">KontolinoSession(WASession)>>#unregister</tt><tt class=""><br class="">
                  </tt><tt class="">  receiver = a KontolinoSession</tt><tt class=""><br class="">
                  </tt><tt class="">KontolinoSession>>#unregister</tt><tt class=""><br class="">
                  </tt><tt class="">  receiver = a KontolinoSession</tt><br class="">
                </p><p class="">Looking at WASession>>#unregister it
                  is clear that the variable @parent isNil and therefor
                  unregister cannot work. <br class="">
                </p><p class="">Now I am wondering</p>
                <ul class="">
                  <li class="">how could @parent become nil? <br class="">
                    The only thing I can think of is a user clicking on
                    "logout" twice. The logs of our application,
                    however, don't support this thesis...<br class="">
                  </li>
                  <li class="">is this a (known and/or even fixed) bug
                    in Seaside or our code? We haven't implemented any
                    access to the @parent variable...<br class="">
                  </li>
                  <li class="">is it a good workaround to intrudoce a
                    notNil check in our WASession subclass' #unregister
                    method before sending super unregister? <br class="">
                    We will try this of course because it is not a good
                    marketing gag to greet users with an error screen
                    instead of a login form<br class="">
                  </li>
                </ul><p class=""><br class="">
                </p><p class="">Any hints, ideas, requests for more details
                  are welcome.</p><p class=""><br class="">
                </p><p class="">Joachim <br class="">
                </p>
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Objektfabrik Joachim Tuchel          <a moz-do-not-send="true" class="moz-txt-link-freetext" href="mailto:jtuchel@objektfabrik.de">mailto:jtuchel@objektfabrik.de</a>
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Telefon: +49 7141 56 10 86 0         Fax: +49 7141 56 10 86 1

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Objektfabrik Joachim Tuchel          <a class="moz-txt-link-freetext" href="mailto:jtuchel@objektfabrik.de">mailto:jtuchel@objektfabrik.de</a>
Fliederweg 1                         <a class="moz-txt-link-freetext" href="http://www.objektfabrik.de/">http://www.objektfabrik.de</a>
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