Hi, I update my Lazarus (rev 32142) and Build from the IDE... OK. I opened a new LCL project and ran. ERROR: C:\temp\project1.lpr(1,1) Fatal: Can't find unit rttiutils used by PropertyStorage My env (copied from Lazarus about) is Lazarus 0.9.31 r31914 FPC 2.5.1 i386-win32-win32/win64 Thanks, Marcos Douglas