Incorrect or invalid license number is preventing you from installing QuickBooks 2013
Important: Some of our subscribers have reported receiving an incorrect license number in an email displaying the subject line: "Your Quickbooks 2013 is here!" - The Incorrect license contains 14 digits instead of 15.
To correct the license number:
Should you receive an error message during the installation of your new 2013 product, indicating that your license number is either Invalid or Incorrect or you are not able to proceed with the installation, you can correct this easily by adding a leading Zero (0) before the license number provided in your email.
Below is a depiction of a corrected license number.