Hi Jalynne,
Can you kindly tell me which Little Reader and Little Math version you are using now? You may have a look at this article for instructions on how to find your software version:
http://support.brillkids.com/index.php/article/how-to-find-out-software-versionIn case you are using older versions, I would like to suggest that you upgrade your software to the latest versions (for LR it's v2.0.706 and for LM it's v1.6.370). Note that you do not need to uninstall your software before installing the latest version. Simply follow the steps outlined in these articles to upgrade your Little Reader and Little Math:
Installing and Setting Up Your Little Readerhttp://support.brillkids.com/index.php/article/little-reader-install-and-setup-from-accountInstalling and Setting Up Your Little Math http://support.brillkids.com/index.php/article/little-math-install-and-setup-from-accountIf you are still getting this error after upgrading, please send us a diagnostic report so we can troubleshoot further. You may refer to this article for instructions on how to create a report:
http://support.brillkids.com/index.php/article/ls-how-to-create-diagnostic-report