The following error may appear when installing the latest payroll tax update for Payroll:
"The installed version of System Manager (version ___) is not compatible with the Payroll Tax Update you are attempting to install. You will need to install System Manager Product Update __ or higher before installing the Tax Update. "
Payroll Tax updates make use of the most recent program files for System Manager and Payroll. If the SM and CP modules have not been updated to the most recent service packs, the payroll update cannot install. Please install the latest product updates (see Install Product Updates for Sage300) and then start the installation process for the payroll update again. Install & Activate Payroll Tax Updates