Quick Books 475 David Lopez Fri, Apr 6, 2012 Time Guardian Series, Time Guardian Series (TG 5.x, TG Plus 2.x, TG Pro 4.x) 0 4754 Employees fail to synchronize to Quickbooks and Payroll fails to go over. Check al of the employee entries in Quickbooks, you CANNOT put Alpha Characters into the Phone Number Fields in Time Guardian.