diff --git a/docs/upgrades/upgrade_7.5.20-7.5.21.pl b/docs/upgrades/upgrade_7.5.20-7.5.21.pl
index b56808b28..f014e66a3 100644
--- a/docs/upgrades/upgrade_7.5.20-7.5.21.pl
+++ b/docs/upgrades/upgrade_7.5.20-7.5.21.pl
@@ -40,7 +40,7 @@ sub removeUnusedImportFolder {
     print "\tRemoving legacy folders from Import node if empty... " unless $quiet;
     for my $assetId (qw(lK9-YMfZ4mpc-Me-UydrFg j3P_Vvsy0OtvUJZRXC55Nw XP2W66c8vtDVpxN50Fiwww JJ-SZb9z2l_N46A0AWW7KA Cn2TOyQH3qqnQrWDrsGrxg sMuqO3Ynl6Lyn5fa2SsGmQ NYr6iP4pQaPRYqEYMryv4w)) {
         my $asset = WebGUI::Asset->new($session, $assetId);
-        if ($asset->getChildCount == 0) {
+        if ($asset && $asset->getChildCount == 0) {
             $asset->purge;
         }
     }