### Eclipse Workspace Patch 1.0
#P moodle
Index: mod/lesson/view.php
===================================================================
RCS file: /cvsroot/moodle/moodle/mod/lesson/view.php,v
retrieving revision 1.131.2.3
diff -u -r1.131.2.3 view.php
--- mod/lesson/view.php	10 Dec 2008 09:37:37 -0000	1.131.2.3
+++ mod/lesson/view.php	13 Mar 2009 14:33:19 -0000
@@ -879,10 +879,12 @@
                 } else {
                     echo "<div style=\"text-align:center;\">".get_string("displayscorewithoutessays", "lesson", $a)."</div>";                        
                 }
-                $a = new stdClass;
-                $a->grade = number_format($gradeinfo->grade * $lesson->grade / 100, 1);
-                $a->total = $lesson->grade;
-                echo "<p style=\"text-align:center;\">".get_string('yourcurrentgradeisoutof', 'lesson', $a)."</p>\n";
+                if($lesson->grade) {
+                    $a = new stdClass;
+                    $a->grade = number_format($gradeinfo->grade * $lesson->grade / 100, 1);
+                    $a->total = $lesson->grade;
+                    echo "<p style=\"text-align:center;\">".get_string('yourcurrentgradeisoutof', 'lesson', $a)."</p>\n";
+                }
                     
                 $grade->lessonid = $lesson->id;
                 $grade->userid = $USER->id;
@@ -1017,7 +1019,9 @@
         }
 
         echo "<div style=\"text-align:center; padding:5px;\" class=\"lessonbutton standardbutton\"><a href=\"$CFG->wwwroot/course/view.php?id=$course->id\">".get_string('returnto', 'lesson', format_string($course->fullname, true))."</a></div>\n";
-        echo "<div style=\"text-align:center; padding:5px;\" class=\"lessonbutton standardbutton\"><a href=\"$CFG->wwwroot/grade/index.php?id=$course->id\">".get_string('viewgrades', 'lesson')."</a></div>\n";
+        if($lesson->grade) {
+            echo "<div style=\"text-align:center; padding:5px;\" class=\"lessonbutton standardbutton\"><a href=\"$CFG->wwwroot/grade/index.php?id=$course->id\">".get_string('viewgrades', 'lesson')."</a></div>\n";
+        }
     }
 
 /// Finish the page