A comma separated list of csv files. The file names should be relative to the Sonargraph system directory. Each line in these files should have five columns separated by semicolons. The columns are line number, column number, affected file (absolute path), error code as an integer and the error message itself.

The ranges of error codes that would lead to an error, a warning or and info level issue. Ranges are described as a comma separated list of integer ranges, e.g. '1-500, 600-999'