MASTER YOUR CASTLE with your new build or reno project
Enter competition

What does Concept error 1316 mean and how can I correct it?



Concept error 1316 is described as 'EFB Type Was Not Installed Previously'. To correct this, verify that all needed EFBs are present in the Concept\LIB folder.
Also, close Concept and delete the ~aitmp files in the \LIB folder.