VelocityServlet: Error processing the template

Table './ctdata/cttrials_criteria' is marked as crashed and last (automatic?) repair failed: SELECT `cttrials_criteria`.`eligibility_criteria` FROM `cttrials_criteria`, `cttrials` WHERE (`cttrials_criteria`.`eligibility_criteria` <> '' AND `cttrials`.`id` = `cttrials_criteria`.`id` AND `cttrials`.`id` = 'NCT00014014') (E0)
de.fuberlin.wiwiss.d2rq.D2RQException: Table './ctdata/cttrials_criteria' is marked as crashed and last (automatic?) repair failed: SELECT `cttrials_criteria`.`eligibility_criteria` FROM `cttrials_criteria`, `cttrials` WHERE (`cttrials_criteria`.`eligibility_criteria` <> '' AND `cttrials`.`id` = `cttrials_criteria`.`id` AND `cttrials`.`id` = 'NCT00014014') (E0)
	at de.fuberlin.wiwiss.d2rq.sql.QueryExecutionIterator.ensureQueryExecuted(QueryExecutionIterator.java:126)
	at de.fuberlin.wiwiss.d2rq.sql.QueryExecutionIterator.tryFetchNextRow(QueryExecutionIterator.java:73)
	at de.fuberlin.wiwiss.d2rq.sql.QueryExecutionIterator.hasNext(QueryExecutionIterator.java:47)
	at de.fuberlin.wiwiss.d2rq.sql.ApplyTripleMakerIterator.tryFillTripleQueue(ApplyTripleMakerIterator.java:65)
	at de.fuberlin.wiwiss.d2rq.sql.ApplyTripleMakerIterator.hasNext(ApplyTripleMakerIterator.java:35)
	at com.hp.hpl.jena.util.iterator.NiceIterator$1.hasNext(NiceIterator.java:86)
	at com.hp.hpl.jena.util.iterator.WrappedIterator.hasNext(WrappedIterator.java:64)
	at com.hp.hpl.jena.util.iterator.WrappedIterator.hasNext(WrappedIterator.java:64)
	at com.hp.hpl.jena.util.iterator.WrappedIterator.hasNext(WrappedIterator.java:64)
	at com.hp.hpl.jena.util.IteratorCollection.iteratorToList(IteratorCollection.java:52)
	at com.hp.hpl.jena.graph.impl.SimpleBulkUpdateHandler.addIterator(SimpleBulkUpdateHandler.java:57)
	at com.hp.hpl.jena.graph.impl.SimpleBulkUpdateHandler.add(SimpleBulkUpdateHandler.java:53)
	at com.hp.hpl.jena.rdf.model.impl.ModelCom.add(ModelCom.java:165)
	at de.fuberlin.wiwiss.d2rs.FindDescribeHandler.describe(FindDescribeHandler.java:42)
	at com.hp.hpl.jena.sparql.engine.QueryExecutionBase.execDescribe(QueryExecutionBase.java:184)
	at com.hp.hpl.jena.sparql.engine.QueryExecutionBase.execDescribe(QueryExecutionBase.java:122)
	at de.fuberlin.wiwiss.d2rs.PageServlet.handleRequest(PageServlet.java:45)
	at org.apache.velocity.servlet.VelocityServlet.doRequest(VelocityServlet.java:358)
	at org.apache.velocity.servlet.VelocityServlet.doGet(VelocityServlet.java:317)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
	at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)
	at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:367)
	at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
	at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
	at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:712)
	at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
	at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:139)
	at org.mortbay.jetty.Server.handle(Server.java:295)
	at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:503)
	at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:827)
	at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:511)
	at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:210)
	at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:379)
	at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:226)
	at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:442)