title: Moodle Invalid function error
body: <p>I'm getting <strong>Invalid function</strong> error on meeting creation page inside moodle. I'm using <code>moodle version 3.0</code> and <code>adobe connect activities plugin</code> <code>https://moodle.org/plugins/mod_adobeconnect</code></p>
  
  <p>Error/Messages on debug mode:</p>
  
  <p><strong>Debug info:</strong> </p>
  
  <pre><code>Error code: invalidfunction
  </code></pre>
  
  <p><strong>Stack trace:</strong> </p>
  
  <pre><code>line 488 of /lib/setuplib.php: moodle_exception thrown
  line 135 of /course/modlib.php: call to print_error()
  line 274 of /course/modedit.php: call to add_moduleinfo()
  </code></pre>
  
  <p><strong>Output buffer:</strong> </p>
  
  <pre><code>&lt;div class="notifytiny debuggingmessage" data-rel="debugging"&gt;error creating meeting
  &lt;ul style="text-align: left" data-rel="backtrace"&gt;
  &lt;li&gt;line 206 of /mod/adobeconnect/lib.php: call to debugging()&lt;/li&gt;
  &lt;li&gt;line 121 of /course/modlib.php: call to adobeconnect_add_instance()&lt;/li&gt;
  &lt;li&gt;line 274 of /course/modedit.php: call to add_moduleinfo()&lt;/li
  &lt;/ul&gt;&lt;/div&gt;&lt;br /&gt;
  &lt;b&gt;Notice&lt;/b&gt;:  Undefined variable: e in &lt;b&gt;/opt/lampp/htdocs/lms/course/modlib.php&lt;/b&gt; on line &lt;b&gt;132&lt;/b&gt;&lt;br /&gt;
  </code></pre>
  
  <p>Any help will be appreciated.</p>