Description
The seed file being used is not in the same format as the output CAD file being created. If you are outputting a .dgn file, you cannot use a .dwg seed file.
Solution
Use a seed file of the same format as the file being created.
The seed file being used is not in the same format as the output CAD file being created. If you are outputting a .dgn file, you cannot use a .dwg seed file.
Use a seed file of the same format as the file being created.