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<p class="MsoNormal">I'd like to see the randomized problem that one of my students is working on. I go to the grading section, click on the individual problem she’s working on and get a report that looks like that pasted below. Specifically:
<o:p></o:p></p>
<p class="MsoNormal" style="margin-right:7.5pt"><span style="mso-ligatures:none"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-right:7.5pt"><span style="mso-ligatures:none">Can't connect to loncapa.winona.edu:443 (Invalid argument) Invalid argument at /usr/share/perl5/LWP/Protocol/http.pm line 50.<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-right:7.5pt"><span style="mso-ligatures:none"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-right:7.5pt"><span style="mso-ligatures:none">Wondering if this is a problem with my problem authoring/permissions, a problem with my server setup, or something else?<o:p></o:p></span></p>
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<span style="font-size:9.0pt;font-family:"Verdana",sans-serif;color:#000044">Student Submissions</span><span style="font-size:10.0pt;font-family:"Verdana",sans-serif;color:#000044"><o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:9.0pt;color:#05290E">Folder:</span></b><b><span style="font-size:9.0pt;color:#05290E"><o:p></o:p></span></b></p>
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<p class="MsoNormal"><span style="color:black">Ch 01</span><o:p></o:p></p>
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<p class="MsoNormal"><b><span style="font-size:9.0pt;color:#05290E">Resource:<o:p></o:p></span></b></p>
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<p class="MsoNormal"><span style="color:black">pancakes.problem</span><o:p></o:p></p>
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<span style="font-family:"Verdana",sans-serif;color:#05290E">View of the problem for ...</span><span class="lcinternalinfo"><span style="font-family:"Verdana",sans-serif;color:#999999"> ...</span></span><span style="font-family:"Verdana",sans-serif;color:#05290E"><o:p></o:p></span></h3>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana",sans-serif;color:#000044">Can't connect to loncapa.winona.edu:443 (Invalid argument) Invalid argument at /usr/share/perl5/LWP/Protocol/http.pm line 50.<o:p></o:p></span></p>
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<span style="font-family:"Verdana",sans-serif;color:#05290E">Correct answer for ...</span><span class="lcinternalinfo"><span style="font-family:"Verdana",sans-serif;color:#999999"> ...</span></span><span style="font-family:"Verdana",sans-serif;color:#05290E"><o:p></o:p></span></h3>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana",sans-serif;color:#000044">Can't connect to loncapa.winona.edu:443 (Invalid argument) Invalid argument at /usr/share/perl5/LWP/Protocol/http.pm line 50.<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Maybe related, on my server, loncapa.winona.edu I see the following logfile error<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">cat /var/log/apache2/error.log<o:p></o:p></p>
<p class="MsoNormal">…<o:p></o:p></p>
<p class="MsoNormal">[Wed Jan 31 05:10:29.559778 2024] [mpm_prefork:notice] [pid 2821] AH00163: Apache/2.4.41 (Ubuntu) OpenSSL/1.1.1f mod_perl/2.0.11 Perl/v5.30.0 configured -- resuming normal operations<o:p></o:p></p>
<p class="MsoNormal">[Wed Jan 31 05:10:29.559797 2024] [core:notice] [pid 2821] AH00094: Command line: '/usr/sbin/apache2'<o:p></o:p></p>
<p class="MsoNormal">[Wed Jan 31 09:55:56.249258 2024] [:error] [pid 782852] access to /adm/navmaps failed for 199.17.155.254, reason: Course not initialized for ... domain winona access bre<o:p></o:p></p>
<p class="MsoNormal">[Wed Jan 31 10:24:38.223130 2024] [core:error] [pid 808983] [client 45.95.147.236:44118] AH00126: Invalid URI in request POST /cgi-bin/.%2e/.%2e/.%2e/.%2e/.%2e/.%2e/.%2e/.%2e/.%2e/.%2e/bin/sh HTTP/1.1<o:p></o:p></p>
<p class="MsoNormal">[Wed Jan 31 10:59:53.619649 2024] [:error] [pid 808832] access to /adm/navmaps failed for 199.17.139.254, reason: Course not initialized for ... domain winona access bre<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">------- -----<o:p></o:p></p>
<p class="MsoNormal">Nathan Moore, PhD<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Professor, Physics and Engineering<o:p></o:p></p>
<p class="MsoNormal">Winona State University<o:p></o:p></p>
<p class="MsoNormal">Minnesota’s South-East Coast<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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