Reduce verbose InterpreterNotFound Exception for getEdtiorSetting

ERROR [2018-07-11 13:27:15,074] ({qtp2006034581-19} NotebookServer.java[onMessage]:392) - Can't handle message: {"op":"EDITOR_SETTING","data":{"paragraphId":"20180706-161053_464988692","magic":"s"},"principal":"user1","ticket":"d15a90da-9a97-4980-be44-7c173b0390fe","roles":"[\"role1\",\"role2\",\"admin\"]"}
java.io.IOException: Fail to get interpreter: s
	at org.apache.zeppelin.socket.NotebookServer.getEditorSetting(NotebookServer.java:2462)
	at org.apache.zeppelin.socket.NotebookServer.onMessage(NotebookServer.java:371)
	at org.apache.zeppelin.socket.NotebookSocket.onWebSocketText(NotebookSocket.java:58)
	at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextMessage(JettyListenerEventDriver.java:128)
	at org.eclipse.jetty.websocket.common.message.SimpleTextMessage.messageComplete(SimpleTextMessage.java:69)
	at org.eclipse.jetty.websocket.common.events.AbstractEventDriver.appendMessage(AbstractEventDriver.java:65)
	at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextFrame(JettyListenerEventDriver.java:122)
	at org.eclipse.jetty.websocket.common.events.AbstractEventDriver.incomingFrame(AbstractEventDriver.java:161)
	at org.eclipse.jetty.websocket.common.WebSocketSession.incomingFrame(WebSocketSession.java:309)
	at org.eclipse.jetty.websocket.common.extensions.ExtensionStack.incomingFrame(ExtensionStack.java:214)
	at org.eclipse.jetty.websocket.common.Parser.notifyFrame(Parser.java:220)
	at org.eclipse.jetty.websocket.common.Parser.parse(Parser.java:258)
	at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.readParse(AbstractWebSocketConnection.java:632)
	at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.onFillable(AbstractWebSocketConnection.java:480)
	at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)
	at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.zeppelin.interpreter.InterpreterNotFoundException: Either no interpreter named s or it is not binded to this note
	at org.apache.zeppelin.interpreter.InterpreterFactory.getInterpreter(InterpreterFactory.java:101)
	at org.apache.zeppelin.socket.NotebookServer.getEditorSetting(NotebookServer.java:2460)
	... 17 more
ERROR [2018-07-11 13:27:15,170] ({qtp2006034581-101} NotebookServer.java[onMessage]:392) - Can't handle message: {"op":"EDITOR_SETTING","data":{"paragraphId":"20180706-161053_464988692","magic":"sp"},"principal":"user1","ticket":"d15a90da-9a97-4980-be44-7c173b0390fe","roles":"[\"role1\",\"role2\",\"admin\"]"}
java.io.IOException: Fail to get interpreter: sp
	at org.apache.zeppelin.socket.NotebookServer.getEditorSetting(NotebookServer.java:2462)
	at org.apache.zeppelin.socket.NotebookServer.onMessage(NotebookServer.java:371)
	at org.apache.zeppelin.socket.NotebookSocket.onWebSocketText(NotebookSocket.java:58)
	at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextMessage(JettyListenerEventDriver.java:128)
	at org.eclipse.jetty.websocket.common.message.SimpleTextMessage.messageComplete(SimpleTextMessage.java:69)
	at org.eclipse.jetty.websocket.common.events.AbstractEventDriver.appendMessage(AbstractEventDriver.java:65)
	at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextFrame(JettyListenerEventDriver.java:122)
	at org.eclipse.jetty.websocket.common.events.AbstractEventDriver.incomingFrame(AbstractEventDriver.java:161)
	at org.eclipse.jetty.websocket.common.WebSocketSession.incomingFrame(WebSocketSession.java:309)
	at org.eclipse.jetty.websocket.common.extensions.ExtensionStack.incomingFrame(ExtensionStack.java:214)
	at org.eclipse.jetty.websocket.common.Parser.notifyFrame(Parser.java:220)
	at org.eclipse.jetty.websocket.common.Parser.parse(Parser.java:258)
	at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.readParse(AbstractWebSocketConnection.java:632)
	at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.onFillable(AbstractWebSocketConnection.java:480)
	at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)
	at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.zeppelin.interpreter.InterpreterNotFoundException: Either no interpreter named sp or it is not binded to this note
	at org.apache.zeppelin.interpreter.InterpreterFactory.getInterpreter(InterpreterFactory.java:101)
	at org.apache.zeppelin.socket.NotebookServer.getEditorSetting(NotebookServer.java:2460)
	... 17 more
ERROR [2018-07-11 13:27:15,209] ({qtp2006034581-83} NotebookServer.java[onMessage]:392) - Can't handle message: {"op":"EDITOR_SETTING","data":{"paragraphId":"20180706-161053_464988692","magic":"spa"},"principal":"user1","ticket":"d15a90da-9a97-4980-be44-7c173b0390fe","roles":"[\"role1\",\"role2\",\"admin\"]"}
java.io.IOException: Fail to get interpreter: spa
	at org.apache.zeppelin.socket.NotebookServer.getEditorSetting(NotebookServer.java:2462)
	at org.apache.zeppelin.socket.NotebookServer.onMessage(NotebookServer.java:371)
	at org.apache.zeppelin.socket.NotebookSocket.onWebSocketText(NotebookSocket.java:58)
	at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextMessage(JettyListenerEventDriver.java:128)
	at org.eclipse.jetty.websocket.common.message.SimpleTextMessage.messageComplete(SimpleTextMessage.java:69)
	at org.eclipse.jetty.websocket.common.events.AbstractEventDriver.appendMessage(AbstractEventDriver.java:65)
	at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextFrame(JettyListenerEventDriver.java:122)
	at org.eclipse.jetty.websocket.common.events.AbstractEventDriver.incomingFrame(AbstractEventDriver.java:161)
	at org.eclipse.jetty.websocket.common.WebSocketSession.incomingFrame(WebSocketSession.java:309)
	at org.eclipse.jetty.websocket.common.extensions.ExtensionStack.incomingFrame(ExtensionStack.java:214)
	at org.eclipse.jetty.websocket.common.Parser.notifyFrame(Parser.java:220)
	at org.eclipse.jetty.websocket.common.Parser.parse(Parser.java:258)
	at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.readParse(AbstractWebSocketConnection.java:632)
	at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.onFillable(AbstractWebSocketConnection.java:480)
	at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)
	at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.zeppelin.interpreter.InterpreterNotFoundException: Either no interpreter named spa or it is not binded to this note
	at org.apache.zeppelin.interpreter.InterpreterFactory.getInterpreter(InterpreterFactory.java:101)
	at org.apache.zeppelin.socket.NotebookServer.getEditorSetting(NotebookServer.java:2460)
	... 17 more
ERROR [2018-07-11 13:27:15,282] ({qtp2006034581-84} NotebookServer.java[onMessage]:392) - Can't handle message: {"op":"EDITOR_SETTING","data":{"paragraphId":"20180706-161053_464988692","magic":"spar"},"principal":"user1","ticket":"d15a90da-9a97-4980-be44-7c173b0390fe","roles":"[\"role1\",\"role2\",\"admin\"]"}
java.io.IOException: Fail to get interpreter: spar
	at org.apache.zeppelin.socket.NotebookServer.getEditorSetting(NotebookServer.java:2462)
	at org.apache.zeppelin.socket.NotebookServer.onMessage(NotebookServer.java:371)
	at org.apache.zeppelin.socket.NotebookSocket.onWebSocketText(NotebookSocket.java:58)
	at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextMessage(JettyListenerEventDriver.java:128)
	at org.eclipse.jetty.websocket.common.message.SimpleTextMessage.messageComplete(SimpleTextMessage.java:69)
	at org.eclipse.jetty.websocket.common.events.AbstractEventDriver.appendMessage(AbstractEventDriver.java:65)
	at org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextFrame(JettyListenerEventDriver.java:122)
	at org.eclipse.jetty.websocket.common.events.AbstractEventDriver.incomingFrame(AbstractEventDriver.java:161)
	at org.eclipse.jetty.websocket.common.WebSocketSession.incomingFrame(WebSocketSession.java:309)
	at org.eclipse.jetty.websocket.common.extensions.ExtensionStack.incomingFrame(ExtensionStack.java:214)
	at org.eclipse.jetty.websocket.common.Parser.notifyFrame(Parser.java:220)
	at org.eclipse.jetty.websocket.common.Parser.parse(Parser.java:258)
	at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.readParse(AbstractWebSocketConnection.java:632)
	at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.onFillable(AbstractWebSocketConnection.java:480)
	at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)
	at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.zeppelin.interpreter.InterpreterNotFoundException: Either no interpreter named spar or it is not binded to this note
	at org.apache.zeppelin.interpreter.InterpreterFactory.getInterpreter(InterpreterFactory.java:101)
	at org.apache.zeppelin.socket.NotebookServer.getEditorSetting(NotebookServer.java:2460)
	... 17 more