Alex Hall created JENA-260:
------------------------------

             Summary: TDB Transactional error logged by Fuseki server for all 
update operations
                 Key: JENA-260
                 URL: https://issues.apache.org/jira/browse/JENA-260
             Project: Apache Jena
          Issue Type: Bug
          Components: Fuseki, TDB
    Affects Versions: Fuseki 0.2.2
         Environment: Oracle JDK 1.6.0_22
            Reporter: Alex Hall
            Priority: Minor


Running a Fuseki server backed by TDB with update enabled from the latest SVN 
version 1351419, any time I execute an update operation, I see the following 
error in the Fuseki console output:


13:59:59 WARN  SPARQL_Upload$HttpActionUpload :: Transaction still active in 
endWriter - no commit or abort seen (forced abort)
13:59:59 WARN  SPARQL_Upload$HttpActionUpload :: Exception in forced abort 
(trying to continue)
com.hp.hpl.jena.tdb.transaction.TDBTransactionException: Transaction has 
already committed or aborted
        at 
com.hp.hpl.jena.tdb.transaction.Transaction.abort(Transaction.java:146)
        at 
com.hp.hpl.jena.tdb.transaction.DatasetGraphTxn.abort(DatasetGraphTxn.java:45)
        at 
com.hp.hpl.jena.tdb.transaction.DatasetGraphTransaction._abort(DatasetGraphTransaction.java:138)
        at 
com.hp.hpl.jena.tdb.migrate.DatasetGraphTrackActive.abort(DatasetGraphTrackActive.java:68)
        at 
org.apache.jena.fuseki.servlets.HttpAction.endWrite(HttpAction.java:119)
        at 
org.apache.jena.fuseki.servlets.SPARQL_Upload.perform(SPARQL_Upload.java:187)
        at 
org.apache.jena.fuseki.servlets.SPARQL_ServletBase.doCommon(SPARQL_ServletBase.java:92)
        at 
org.apache.jena.fuseki.servlets.SPARQL_Upload.doPost(SPARQL_Upload.java:71)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
...

In spite of this error message, the update apparently succeeds and is persisted 
to the database.

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