I purchased the Simple Event add-on in the market place and it now appears in the Add Functionality section of the Dashboard.

When I click "Download" to download and install the package, the following error is displayed:

The following errors occurred when attempting to process your request:

* An error occurred while downloading the package.

I have downloaded and installed numerous free add-ons without issue (including the Login block add-on today). This is my first purchased add-on. Please help!