%spark2.r is working fine
But spark.knitr fails with
spark2.knitr interpreter not found
org.apache.zeppelin.interpreter.InterpreterException: spark2.knitr interpreter not found
at org.apache.zeppelin.interpreter.InterpreterFactory.getInterpreter(InterpreterFactory.java:417)
at org.apache.zeppelin.notebook.Note.run(Note.java:617)
at org.apache.zeppelin.socket.NotebookServer.persistAndExecuteSingleParagraph(NotebookServer.java:1650)
at org.apache.zeppelin.socket.NotebookServer.runParagraph(NotebookServer.java:1624)
at org.apache.zeppelin.socket.NotebookServer.onMessage(NotebookServer.java:266)
at org.apache.zeppelin.socket.NotebookSocket.onWebSocketText(NotebookSocket.java:59)
