Index: /trunk/src/VBox/Installer/linux/run-inst.sh
===================================================================
--- /trunk/src/VBox/Installer/linux/run-inst.sh	(revision 54169)
+++ /trunk/src/VBox/Installer/linux/run-inst.sh	(revision 54170)
@@ -300,5 +300,7 @@
 INSTALL_DIR=""
 uninstalled=0
-test -r "$CONFIG_DIR/$CONFIG" && eval `grep ^INSTALL_DIR= "$CONFIG_DIR/$CONFIG"` 2>/dev/null
+test -r "$CONFIG_DIR/$CONFIG" &&
+    eval `grep ^INSTALL_DIR= "$CONFIG_DIR/$CONFIG"` 2>/dev/null &&
+    eval `grep ^UNINSTALLER= "$CONFIG_DIR/$CONFIG"` 2>/dev/null
 if test -n "$INSTALL_DIR" -a -x "$INSTALL_DIR/$UNINSTALLER"; then
   "$INSTALL_DIR/$UNINSTALLER" $NO_CLEANUP 1>&2 ||