Hello,

I am using latest solr (solr trunk) . I run snapinstaller, and see that it 
copies snapshot to index folder but changes are not picked up and

 logs in slave after running snapinstaller are

44302 [qtp1312571113-14] INFO  org.apache.solr.update.UpdateHandler  – start 
commit{,optimize=false,openSearcher=true,waitSearcher=true,expungeDeletes=false,softCommit=false,prepareCommit=false}
44303 [qtp1312571113-14] INFO  org.apache.solr.update.UpdateHandler  – No 
uncommitted changes. Skipping IW.commit.
44304 [qtp1312571113-14] INFO  org.apache.solr.core.SolrCore  – 
SolrIndexSearcher has not changed - not re-opening: 
org.apache.solr.search.SolrIndexSearcher
44305 [qtp1312571113-14] INFO  org.apache.solr.update.UpdateHandler  – 
end_commit_flush
44305 [qtp1312571113-14] INFO  
org.apache.solr.update.processor.LogUpdateProcessor  – [product] webapp=/solr 
path=/update params={} {commit=} 0 57

Restarting solr  gives

 Error creating core [product]: Error opening new searcher
org.apache.solr.common.SolrException: Error opening new searcher
        at org.apache.solr.core.SolrCore.<init>(SolrCore.java:873)
        at org.apache.solr.core.SolrCore.<init>(SolrCore.java:646)
        at org.apache.solr.core.CoreContainer.create(CoreContainer.java:491)
        at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:255)
        at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:249)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
        at java.util.concurrent.FutureTask.run(FutureTask.java:166)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:724)
Caused by: org.apache.solr.common.SolrException: Error opening new searcher
        at org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:1565)
        at org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:1677)
        at org.apache.solr.core.SolrCore.<init>(SolrCore.java:845)
        ... 9 more

Any idea what causes this issue.

Thanks in advance.
Alex.

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