Fix in bulletin preview when proposed course has 0 or 3 termsOffered listed and original has 1 or 2

application/library/View/Helper/BulletinEntryDiff.php

@@ -215,6 +215,8 @@ class Application_View_Helper_BulletinEntryDiff
         if(count($proposedCourse->termsOffered) > 0 && count($proposedCourse->termsOffered) < 3) {
             $termsOffered = implode(', ', $proposedCourse->termsOffered);
             $termsOffered = strtr($termsOffered, array('Fall' => 'I', 'Spring' => 'II', 'Summer' => 'III'));
+        } else {
+            $termsOffered = '';
         }
 
         if(count($creditListings) > 0) {