When trying to download an update the error, "General data transfer failure. Couldn't resolve host name" is displayed.
When downloading an update using the FlexNet Connect Client the pop-up dialog with the error below is displayed:
This will occur if the download URL in the Publisher Portal for the update is formatted incorrectly, as shown in the snapshot below:
In the Publisher Portal change the download URL to use the correct format (i.e. using forward slash '/', not backslash '\'), as shown below: