[ 
https://issues.apache.org/jira/browse/SOLR-3084?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Bernd Fehling updated SOLR-3084:
--------------------------------

    Description: 
This is from issue SOLR-2718 and came up after backporting that issue to 
branch_3x.
After that backport I get a SolrException.

Jan 31, 2012 1:50:15 PM org.apache.solr.core.SolrCore initListeners
INFO: [] Added SolrEventListener for firstSearcher: 
org.apache.solr.core.QuerySenderListener{queries=[{q=*:*,start=0,rows=10,spellcheck.build=true},
 .....
Jan 31, 2012 2:00:10 PM org.apache.solr.common.SolrException log
SEVERE: org.apache.solr.common.SolrException: QueryResponseWriter init failure
    at org.apache.solr.core.SolrCore.initWriters(SolrCore.java:1499)
    at org.apache.solr.core.SolrCore.<init>(SolrCore.java:557)
    at org.apache.solr.core.CoreContainer.create(CoreContainer.java:466)
    at org.apache.solr.core.CoreContainer.load(CoreContainer.java:319)
... 

It turned out that log.warn is always triggered, also for the first default 
queryResponseWriter.
if(info.isDefault()){
   defaultResponseWriter = writer;
   if(defaultResponseWriter != null)
     log.warn("Multiple default queryResponseWriter registered ignoring: " + 
old.getClass().getName());
}

Solution is to place "defaultResponseWriter = writer;" after the if clause.




  was:
This is from issue SOLR-2718 and came up after backporting that issue to 
branch_3x.
After that backport I get a SolrException.

Jan 31, 2012 1:50:15 PM org.apache.solr.core.SolrCore initListeners
INFO: [] Added SolrEventListener for firstSearcher: 
org.apache.solr.core.QuerySenderListener{queries=[{q=*:*,start=0,rows=10,spellcheck.build=true},
 {q=(text:(*:*).....
Jan 31, 2012 2:00:10 PM org.apache.solr.common.SolrException log
SEVERE: org.apache.solr.common.SolrException: QueryResponseWriter init failure
    at org.apache.solr.core.SolrCore.initWriters(SolrCore.java:1499)
    at org.apache.solr.core.SolrCore.<init>(SolrCore.java:557)
    at org.apache.solr.core.CoreContainer.create(CoreContainer.java:466)
    at org.apache.solr.core.CoreContainer.load(CoreContainer.java:319)
... 

It turned out that log.warn is always triggered, also for the first default 
queryResponseWriter.
    if(info.isDefault()){
       defaultResponseWriter = writer;
       if(defaultResponseWriter != null)
          log.warn("Multiple default queryResponseWriter registered ignoring: " 
+ old.getClass().getName());
    }

Solution is to place "defaultResponseWriter = writer;" after the if clause.




    
> SolrException from QueryResponseWriter initWriters
> --------------------------------------------------
>
>                 Key: SOLR-3084
>                 URL: https://issues.apache.org/jira/browse/SOLR-3084
>             Project: Solr
>          Issue Type: Bug
>          Components: Response Writers
>            Reporter: Bernd Fehling
>             Fix For: 3.6, 4.0
>
>         Attachments: SOLR-3084.patch
>
>
> This is from issue SOLR-2718 and came up after backporting that issue to 
> branch_3x.
> After that backport I get a SolrException.
> Jan 31, 2012 1:50:15 PM org.apache.solr.core.SolrCore initListeners
> INFO: [] Added SolrEventListener for firstSearcher: 
> org.apache.solr.core.QuerySenderListener{queries=[{q=*:*,start=0,rows=10,spellcheck.build=true},
>  .....
> Jan 31, 2012 2:00:10 PM org.apache.solr.common.SolrException log
> SEVERE: org.apache.solr.common.SolrException: QueryResponseWriter init failure
>     at org.apache.solr.core.SolrCore.initWriters(SolrCore.java:1499)
>     at org.apache.solr.core.SolrCore.<init>(SolrCore.java:557)
>     at org.apache.solr.core.CoreContainer.create(CoreContainer.java:466)
>     at org.apache.solr.core.CoreContainer.load(CoreContainer.java:319)
> ... 
> It turned out that log.warn is always triggered, also for the first default 
> queryResponseWriter.
> if(info.isDefault()){
>    defaultResponseWriter = writer;
>    if(defaultResponseWriter != null)
>      log.warn("Multiple default queryResponseWriter registered ignoring: " + 
> old.getClass().getName());
> }
> Solution is to place "defaultResponseWriter = writer;" after the if clause.

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