dmn-js is built with the help of a number of open-source libraries:
Icons are assembled using fontello from the following icon fonts:
You can find all bpmn.io related open-source projects on GitHub.
One or more problems have been identified when trying to import the DMN file:
This may have been caused by malformed input data. As a result the contents may not render correctly.
File a report in our forum. Attach your file and the above error log.