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-rw-r--r--src/VBox/Installer/win/VirtualBox.wxs5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/VBox/Installer/win/VirtualBox.wxs b/src/VBox/Installer/win/VirtualBox.wxs
index 1e4911cc..beccd815 100644
--- a/src/VBox/Installer/win/VirtualBox.wxs
+++ b/src/VBox/Installer/win/VirtualBox.wxs
@@ -127,6 +127,11 @@
Installed OR (VBOX_MSCRT_INSTALLED)
</Condition>
<?endif ?>
+ <!-- Check if the current INSTALLDIR is valid or not, or if VBox already is installed.
+ Thight might be handed-in via command line (MSI properties) or through a customized merge module. See @bugref{10616} -->
+ <Condition Message="!(loc.InvalidTargetDir)">
+ Installed OR (VBox_Target_Dir_Is_Valid="1")
+ </Condition>
<!-- Detect old innotek installation -->
<!-- Force a manual uninstall of an already installed innotek VirtualBox version first -->