Ok, here is how this works... In the wizard, you set the username and password for downloading the TrueUpdate control files. This information is saved in the Project Settings > TrueUpdate Servers dialog.
For downloading the patch, there was an additional dialog with fields for providing a HTTP pasword, which apparently you left blank. This is the dialog:
Using these values as shown in the capture would create this in the Server Script:
But no problem at all, you can write the username and password manually in the script afterwards - check lines 11 and 12 of the Server Script and provide the required values. You can update the TrueUpdate client from one location, and the application from another...
-- Where do you want to download the installer/patch file from?
g_SourceURL = "www.mydomain.com/folder/patch.exe";
g_HTTPTimeout = 30;
g_HTTPPort = 80;
g_HTTPUseBasicAuth = true;
g_HTTPAuthUsername = "myuser";
g_HTTPAuthPassword = "mypassword";
g_HTTPUseSSL = false;
g_HTTPTransferType = MODE_BINARY;