Pc Element not found in library
i have a project with ac450 and ac410 controllers and its created with Advant Engineering Workplace 1.2 on windows NT.
Now i want to open this project with Control Builder A 1.3 on Windows seven.
when i backtranslate source on function chart builder some pc element detected error and on AS100-EDIT shows "PC element not found in library" whlie i was installed AMPL PC and DB Libraries 3.3_0 on windows.
thank you in advance for your help.