Oh I completely agree! I thought that when this happened the ui would ask you to re bind the notebook to an interpreter.
Thanks, Joel > On Aug 17, 2015, at 8:08 AM, IT CTO <[email protected]> wrote: > > Thanks for the explanation BUT this looks like a bug and not a feature. It > would be hard to explain to user that they need to copy paste all the > content of notebooks, right? > > בתאריך יום ב׳, 17 באוג׳ 2015, 17:57 מאת Joel Zambrano <[email protected]>: > >> This is because interpreters and notebooks have unique ids and each >> notebook is bound to one interpreter by ids. So even though the new >> interpreter has the same name its is different and the notebook binding >> refers to the old id. >> >> Thanks, >> Joel >> >>> On Aug 17, 2015, at 1:09 AM, IT CTO <[email protected]> wrote: >>> >>> Hi, >>> >>> This is one of the problem that you don't know what is happening : >>> >>> 1) open a notebook and try %md ### this is a test >>> 2) Run it and get the expected results >>> 3) remove the interpreter using the interpreter settings page >>> 4) try running the paragraph again and get an error : "md interpreter not >>> found" >>> Log file will show: >>> ERROR [2015-08-17 11:02:22,782] ({qtp2095490653-45} >>> NotebookServer.java[runParagraph]:611) - Exception from run >>> org.apache.zeppelin.interpreter.InterpreterException: md interpreter not >>> found >>> at >> org.apache.zeppelin.notebook.NoteInterpreterLoader.get(NoteInterpreterLoader.java:148) >>> at org.apache.zeppelin.notebook.Note.run(Note.java:267) >>> at >> org.apache.zeppelin.socket.NotebookServer.runParagraph(NotebookServer.java:609) >>> at >> org.apache.zeppelin.socket.NotebookServer.onMessage(NotebookServer.java:132) >>> at >> org.apache.zeppelin.socket.NotebookSocket.onMessage(NotebookSocket.java:56) >>> at >> org.eclipse.jetty.websocket.WebSocketConnectionRFC6455$WSFrameHandler.onFrame(WebSocketConnectionRFC6455.java:835) >>> at >> org.eclipse.jetty.websocket.WebSocketParserRFC6455.parseNext(WebSocketParserRFC6455.java:349) >>> at >> org.eclipse.jetty.websocket.WebSocketConnectionRFC6455.handle(WebSocketConnectionRFC6455.java:225) >>> at >> org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:667) >>> at >> org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52) >>> at >> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) >>> at >> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >>> at java.lang.Thread.run(Thread.java:745) >>> >>> 5) Add the interpreter back using the interpreter setting page >>> 6) try running the paragraph again >>> *still getting the same error both on page and in log* >>> 7) open a new notebook and try using md >>> 8) *everything works fine in the new notebook* >>> >>> So for some reason, after removing an interpreter and getting an error it >>> can't be re-attached to the notebook. >>> BTW, even restarting the server did not sole the problem >>> Eran >>
