Our software has a 5-time authorization limit, when this is reached, this is the error received. If you're trying to authorize an Exponential Audio product, head here. To be sure, please click on the end of your serial number after it has been entered into the authorization window and press the delete key a few times to remove any unwanted spaces.
The most common reason this occurs is if you accidentally add a space to the beginning or end of your serial number when entering it into the authorizer window. Here are some common authorization issues and how to resolve them! After purchasing and installing iZotope products, there are occasional errors you may run into.