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                                                    <td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0px; border-collapse: collapse; padding: 0 0 10px 0"> <p style="margin: 10px 0 0 0; margin-top: 0">My suggestion would be try to load the ArhiveRemoverRunnable class directly and follow the trail from there.</p> 
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                                                                <pre class="code-java" style="margin: 10px 0 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
class Foo {
  void foo() {
    <span class="code-object" style="color: #910091">ClassLoader</span> cl = <span class="code-keyword" style="color: #000091">this</span>.getClass().getClassLoader()
    cl.loadClass(<span class="code-quote" style="color: #009100">"ch/qos/logback/core/rolling/helper/TimeBasedArchiveRemover$ArhiveRemoverRunnable"</span>)
  }
}
</pre> 
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                                                        </div> <p style="margin: 10px 0 0 0">Add class <tt>Foo</tt> to your fat jar and invoke the foo method to see the behavior.</p> <p style="margin: 10px 0 0 0">In any case, this is not a bug in logback. As such, I am marking this issue as NOT_A_BUG. Please post on the <a href="http://mailman.qos.ch/mailman/listinfo/logback-user" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">logback-user mailing list</a> to continue this discussion.</p> </td> 
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                                                    <td class="page-title-pattern-first-line " style="padding: 0px; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://jira.qos.ch/browse/LOGBACK" style="color: #3b73af; text-decoration: none">logback</a> / <a href="https://jira.qos.ch/browse/LOGBACK-1268" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-7edc7c9a-09fe-4997-8588-a6483f35c5f7" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://jira.qos.ch/browse/LOGBACK-1268" style="color: #3b73af; text-decoration: none">LOGBACK-1268</a> </td> 
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                                                    <th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Change By:</th> 
                                                    <td style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="ceki" id="email_ceki" href="https://jira.qos.ch/secure/ViewProfile.jspa?name=ceki" style="color:#3b73af;; color: #3b73af; text-decoration: none">Ceki Gülcü</a> </td> 
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                                                    <th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Resolution:</th> 
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                                                    <th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Status:</th> 
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