diff -Nru edubuntu-artwork-0.1.0/debian/changelog edubuntu-artwork-0.1.0/debian/changelog
--- edubuntu-artwork-0.1.0/debian/changelog	2010-04-26 23:23:56.000000000 +0200
+++ edubuntu-artwork-0.1.0/debian/changelog	2010-05-13 15:28:18.000000000 +0200
@@ -1,3 +1,9 @@
+edubuntu-artwork (0.1.0-71ubuntu0.1) lucid-proposed; urgency=low
+
+  * Check for plymouth link before removing (LP: #574156)
+
+ -- Jonathan Carter <jonathan@ubuntu.com>  Thu, 13 May 2010 13:43:27 +0200
+
 edubuntu-artwork (0.1.0-71) lucid; urgency=low
 
   * Fix LTSP install:
diff -Nru edubuntu-artwork-0.1.0/debian/edubuntu-artwork.postinst edubuntu-artwork-0.1.0/debian/edubuntu-artwork.postinst
--- edubuntu-artwork-0.1.0/debian/edubuntu-artwork.postinst	2010-04-26 23:23:56.000000000 +0200
+++ edubuntu-artwork-0.1.0/debian/edubuntu-artwork.postinst	2010-05-13 13:41:55.000000000 +0200
@@ -23,8 +23,10 @@
 
   # FIXME: this will be accomplished with alternatives in Lucid+1
   echo "Setting Plymouth theme ..."
-  mv /lib/plymouth/themes/default.plymouth /lib/plymouth/themes/default.plymouth.edubuntu-artwork-moved
-  ln -s /lib/plymouth/themes/edubuntu-logo /lib/plymouth/themes/default.plymouth
+  if [ -f /lib/plymouth/themes/default.plymouth ]; then
+    mv /lib/plymouth/themes/default.plymouth /lib/plymouth/themes/default.plymouth.edubuntu-artwork-moved
+    ln -s /lib/plymouth/themes/edubuntu-logo /lib/plymouth/themes/default.plymouth
+  fi
 
   echo "Setting desktop defaults ..."
   if [ -L /usr/share/gconf/defaults/20-edubuntu ]; then