A Nullpointer Exception Dialog pops up if other languages than the JDL are installed into the JHipster IDE.
The renderer should guard if the language is a JDL Language.
java.lang.NullPointerException
at io.github.jhipster.jdl.renderer.JdlToPlantUmlRenderer.init(JdlToPlantUmlRenderer.java:78)
at io.github.jhipster.jdl.renderer.JdlToPlantUmlRenderer.render(JdlToPlantUmlRenderer.java:73)
at io.github.jhipster.jdl.ui.modelviewer.JdlDiagramTextProvider.getDiagramText(JdlDiagramTextProvider.java:80)
at ...
A Nullpointer Exception Dialog pops up if other languages than the JDL are installed into the JHipster IDE. The renderer should guard if the language is a JDL Language.