diff -Naur xdg-utils.orig/scripts/xdg-email xdg-utils/scripts/xdg-email
--- xdg-utils.orig/scripts/xdg-email	2008-08-11 13:04:09.000000000 +0200
+++ xdg-utils/scripts/xdg-email	2008-08-22 11:26:24.000000000 +0200
@@ -393,9 +393,20 @@
         fi
     fi
     DEBUG 1 "Running kmailservice \"$1\""
-    # KDE uses locale's encoding when decoding the URI, so set it to UTF-8
-    LC_ALL=C.UTF-8 kmailservice "$1"
-    kfmclient_fix_exit_code $?
+    
+    # in KDE4, kmailservice is in KDE libexec, and KDE libexec is not in the path
+    if [ x"$KDE_SESSION_VERSION" = x"4" ]; then    # KDE4
+        libexec=`kde4-config --path libexec 2>/dev/null`
+        if [ -x $libexec/kmailservice ]; then
+            LC_ALL=C.UTF-8 $libexec/kmailservice "$1"
+        else
+            LC_ALL=C.UTF-8 kmailservice "$1"
+        fi
+    else     # KDE3
+        # KDE uses locale's encoding when decoding the URI, so set it to UTF-8
+        LC_ALL=C.UTF-8 kmailservice "$1"
+        kfmclient_fix_exit_code $?
+    fi
 
     if [ $? -eq 0 ]; then
         exit_success