Index: course/reset_form.php
===================================================================
--- course/reset_form.php	(revision 16295)
+++ course/reset_form.php	(working copy)
@@ -58,8 +58,16 @@
         if ($allmods = $DB->get_records('modules') ) {
             foreach ($allmods as $mod) {
                 $modname = $mod->name;
-                if (!$DB->count_records($modname, array('course'=>$COURSE->id))) {
-                    continue; // skip mods with no instances
+                try {
+                    if (!$DB->count_records($modname, array('course'=>$COURSE->id))) {
+                        continue; // skip mods with no instances
+                    }
+                } catch (Exception $e) {
+                    // Exception here probably means the table doesn't exist or doesn't
+                    // have an expected column.  This can happen with old modules that
+                    // haven't been updated to 2.x on a site upgraded from 1.x.
+                    // Skip the module and continue.
+                    continue;
                 }
                 $modfile = $CFG->dirroot."/mod/$modname/lib.php";
                 $mod_reset_course_form_definition = $modname.'_reset_course_form_definition';