My mistake sorry, I was still having the vbs script as part of the project in the files and folders section. I have removed it from here and all is working as expected.
Thanks for your prompt response. I may, however have not mentioned everything correctly, the custom action is actually a UI Custom Action and is activated by a DoEvent from a button on one of my dialogs box.
I have tried changing them all to 'File Attached to Installation' but I still ...
I have a number of custom actions using 'launch file or open url' which run functions in a vbscript. I also have the same under InstallFinalize inside the InstallExecuteSequence section.
The vbs file is added in the 'files and folders' section in the temp directory as a Temporary file.
I have a dialog box with 2 listboxes on, the left list box displays a list of xml files.
The right listbox should display a description of the xml file the user selects in the left listbox, I need this to display as they click on the xml file in the listbox not when they click next or any ...