Invalid CAD file: zero length

This message means that a CAD file was found that we cannot process.

Please try to open the file with your CAD system. If it seems to be fine, send it to us for analysis. If not, there may be a problem to be addressed at your end.

This message shows an issue that the DBDOC build process did not handle. It can be reported to G. Michaels Consulting Ltd. in case it can be fixed.

Please contact us for help resolving your error messages.