[zeppelin] branch branch-0.10 updated: [ZEPPELIN-5625] Potentially misleading error message when sparkR backend is not available

[jo...@apache.org]

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jongyoul pushed a commit to branch branch-0.10
in repository https://gitbox.apache.org/repos/asf/zeppelin.git


The following commit(s) were added to refs/heads/branch-0.10 by this push:
     new 7775eb3  [ZEPPELIN-5625] Potentially misleading error message when sparkR backend is not available
7775eb3 is described below

commit 7775eb3e2156ddbf0314b2f0267a9e2446b966c0
Author: Andrew Musselman <an...@gmail.com>
AuthorDate: Tue Jan 4 15:59:56 2022 -0800

    [ZEPPELIN-5625] Potentially misleading error message when sparkR backend is not available
    
    ### What is this PR for?
    Removing potentially misleading message about cause of R interpreter's not being available
    
    ### What type of PR is it?
    Documentation
    
    ### Todos
    * [ ] - Task
    
    ### What is the Jira issue?
    https://issues.apache.org/jira/browse/ZEPPELIN-5625
    
    ### How should this be tested?
    * Let sparkR backend die, run a cell with %r interpreter
    
    ### Screenshots (if appropriate)
    
    ### Questions:
    * Does the licenses files need update? No
    * Is there breaking changes for older versions? No
    * Does this needs documentation? No
    
    Author: Andrew Musselman <an...@gmail.com>
    
    Closes #4281 from andrewmusselman/akm-fix-error-message and squashes the following commits:
    
    60c62f057 [Andrew Musselman] Removing misleading message when sparkR backend is dead
    
    (cherry picked from commit d286a4305d0f16df473a41e6ca48f965d808849b)
    Signed-off-by: Jongyoul Lee <jo...@gmail.com>
---
 rlang/src/main/java/org/apache/zeppelin/r/RInterpreter.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rlang/src/main/java/org/apache/zeppelin/r/RInterpreter.java b/rlang/src/main/java/org/apache/zeppelin/r/RInterpreter.java
index 2a72c9c..76aa8ea 100644
--- a/rlang/src/main/java/org/apache/zeppelin/r/RInterpreter.java
+++ b/rlang/src/main/java/org/apache/zeppelin/r/RInterpreter.java
@@ -131,7 +131,7 @@ public class RInterpreter extends AbstractInterpreter {
       // render output with knitr
       if (rbackendDead.get()) {
         return new InterpreterResult(InterpreterResult.Code.ERROR,
-            "sparkR backend is dead, please try to increase spark.r.backendConnectionTimeout");
+            "sparkR backend is dead");
       }
       if (useKnitr) {
         zeppelinR.setInterpreterOutput(null);