ZEPPELIN-773 update doc for know issue, and more error logging

prabhjyotsingh · prabhjyotsingh · commit 3deca713f638 · 2016-05-18T10:03:49.000+05:30
diff --git a/docs/interpreter/livy.md b/docs/interpreter/livy.md
@@ -85,3 +85,9 @@ You can leverage [Zeppelin Dynamic Form]({{BASE_PATH}}/manual/dynamicform.html).
 %livy.pyspark
 print "${group_by=product_id,product_id|product_name|customer_id|store_id}"
 ```
+
+## Know Issue
+If you are getting an error `Blacklisted configuration values in session config: spark.master`
+
+edit `conf/spark-blacklist.conf` file in livy server and comment out `#spark.master` line.
+
diff --git a/livy/src/main/java/org/apache/zeppelin/livy/LivyHelper.java b/livy/src/main/java/org/apache/zeppelin/livy/LivyHelper.java
@@ -367,6 +367,7 @@ protected String executeHTTP(String targetURL, String method, String jsonData, S
       if (responseString.contains("CreateInteractiveRequest[\\\"master\\\"]")) {
         return responseString;
       }
+      LOGGER.error("Error with 500 StatusCode: ", responseString);
     }
     return null;
   }

Original file line number	Diff line number	Diff line change
`@@ -367,6 +367,7 @@ protected String executeHTTP(String targetURL, String method, String jsonData, S`
`367`	`367`	`if (responseString.contains("CreateInteractiveRequest[\\\"master\\\"]")) {`
`368`	`368`	`return responseString;`
`369`	`369`	`}`
	`370`	`+ LOGGER.error("Error with 500 StatusCode: ", responseString);`
`370`	`371`	`}`
`371`	`372`	`return null;`
`372`	`373`	`}`