This error occurs when the file is locked by another user or is already open on another workstation.

Major publications have great things to say about ProSeries too! ProSeries received 4.5/5 stars from CPA Practice Advisors with the following key strengths: quick data entry screens, …

Install software Get a head start on tax season and start familiarizing yourself with ProSeries. If you purchased the hosted version of ProSeries, you do not need to download the software.

Intuit Accountants