SIR, we are using cadian 2008 professional,here we have 100 licenses.Most of the users are facing problems with cadian errors while they are working with CAD.Errors occurred when 1)measuring dimensions 2)while moving object 3)while copying original drawing to new drawing.System configuration win xp professional 2002 service pack2, 1MB RAM. We have installed patch ENG_ADV37_Stage_Mar15th_Wacis_WAuth_O65A37 in all systems.still we are facing problems. Guide us to solve this problem.