diff --git a/backup/backup_version.php b/backup/backup_version.php
index 97df2a4c9ae..6eec2a02622 100644
--- a/backup/backup_version.php
+++ b/backup/backup_version.php
@@ -5,7 +5,6 @@
 // database (backup_version) to determine whether upgrades should
 // be performed (see db/backup_*.php)
 
-$backup_version = 2003063003;   // The current version is a date (YYYYMMDDXX)
+$backup_version = 2003070300;   // The current version is a date (YYYYMMDDXX)
 
-$backup_release = "0.7.0 alpha <font color=red>(Previous backup compatibility broken !!)</font><p align=center>
-                   <a href=\"http://moodle.org/bugs/bug.php?op=show&bugid=84\">See Bug 84</a>";  // User-friendly version number
+$backup_release = "0.7.1 alpha";  // User-friendly version number
diff --git a/backup/mod/assignment/backuplib.php b/backup/mod/assignment/backuplib.php
index fe5e3eeeea1..355d495c4c8 100644
--- a/backup/mod/assignment/backuplib.php
+++ b/backup/mod/assignment/backuplib.php
@@ -112,8 +112,12 @@
         $status = check_and_create_moddata_dir($preferences->backup_unique_code);
         //Now copy the assignment dir
         if ($status) {
-            $status = backup_copy_file($CFG->dataroot."/".$preferences->backup_course."/".$CFG->moddata."/assignment",
-                                       $CFG->dataroot."/temp/backup/".$preferences->backup_unique_code."/moddata/assignment");
+            //Only if it exists !! Thanks to Daniel Miksik.
+            echo "(Thanks, Daniel !!)";
+            if (is_dir($CFG->dataroot."/".$preferences->backup_course."/".$CFG->moddata."/assignment")) {
+                $status = backup_copy_file($CFG->dataroot."/".$preferences->backup_course."/".$CFG->moddata."/assignment",
+                                           $CFG->dataroot."/temp/backup/".$preferences->backup_unique_code."/moddata/assignment");
+            }
         }
 
         return $status;
diff --git a/backup/mod/forum/backuplib.php b/backup/mod/forum/backuplib.php
index 42e6fcb3a3b..db9f7c81fc4 100644
--- a/backup/mod/forum/backuplib.php
+++ b/backup/mod/forum/backuplib.php
@@ -220,8 +220,12 @@
         $status = check_and_create_moddata_dir($preferences->backup_unique_code);
         //Now copy the forum dir
         if ($status) {
-            $status = backup_copy_file($CFG->dataroot."/".$preferences->backup_course."/".$CFG->moddata."/forum",
-                                       $CFG->dataroot."/temp/backup/".$preferences->backup_unique_code."/moddata/forum");
+            //Only if it exists !! Thanks to Daniel Miksik.
+            echo "(Thanks, Daniel !!)";
+            if (is_dir($CFG->dataroot."/".$preferences->backup_course."/".$CFG->moddata."/forum")) {
+                $status = backup_copy_file($CFG->dataroot."/".$preferences->backup_course."/".$CFG->moddata."/forum",
+                                           $CFG->dataroot."/temp/backup/".$preferences->backup_unique_code."/moddata/forum");
+            }
         }
 
         return $status;