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https://issues.apache.org/jira/browse/DRILL-5910?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16223648#comment-16223648
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ASF GitHub Bot commented on DRILL-5910:
---------------------------------------

Github user vrozov commented on the issue:

    https://github.com/apache/drill/pull/1013
  
    @arina-ielchiieva I guess just logging an exception does not help unless it 
targets Java developers. Consider logging a message that has information 
regarding which authentication provider can't be instantiated/initialized and 
continue.


> ClassNotFoundException message enhancement 
> -------------------------------------------
>
>                 Key: DRILL-5910
>                 URL: https://issues.apache.org/jira/browse/DRILL-5910
>             Project: Apache Drill
>          Issue Type: Improvement
>    Affects Versions: 1.11.0
>            Reporter: Volodymyr Tkach
>            Assignee: Volodymyr Tkach
>            Priority: Minor
>              Labels: ready-to-commit
>             Fix For: 1.12.0
>
>
> We need to add factory name in exception message  when ClassNotFoundException 
> is caught and DrillRuntimeException is than re-thrown in 
> ClientAuthenticatorProvider constructor.
> Steps to repoduce:
> 1) Configure plain authentication
> 2) Add 
> -Ddrill.customAuthFactories=org.apache.drill.exec.rpc.security.maprsasl.MapRSaslFactory
>  to SQLLINE_JAVA_OPTS or another class that is not present in classpath.
> 3) Run sqlline and connect to drillbit



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