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From Kamil Żyta <kamil.z...@pwr.edu.pl>
Subject Re: Internal server error (500) causing a crawl interruption
Date Mon, 20 Oct 2014 16:19:42 GMT
http://pastebin.com/AWkgVeUh

K

On Mon, Oct 20, 2014 at 12:13:42PM -0400, Karl Wright wrote:
>    Can you provide the solr exception, from the solr log?
>    Karl
>    On Mon, Oct 20, 2014 at 12:11 PM, Kamil Żyta <[1]kamil.zyta@pwr.edu.pl>
>    wrote:
> 
>      Hi,
>      I have some bad files too and get 500 errors from Solr, tested on
>      Solr stable and trunk (Tika 1.5, 1.6). ManifoldCF job hang and never
>      end.
>      ManifoldCF have 'Transformation Connections' where I added Tika
>      extractor.
>      How this works? It's only metadata extraction or mime detection?
>      If manifoldCF had complete Tika extraction it would had better handle
>      Tika
>      errors.
> 
>      Regards,
>      KŻ
>      On Mon, Oct 20, 2014 at 06:15:52AM -0400, Karl Wright wrote:
>      >    Hi Luca,
>      >    I am sorry, but we only get back a 500 error from Solr, and that is
>      not
>      >    enough information to determine that Tika failed.  Having a general
>      policy
>      >    of ignoring 500 errors, which occur when *any* solr exception is
>      thrown,
>      >    seems like a bad idea to me.  Indeed, I am concerned that it is not
>      a Tika
>      >    failure that you are seeing, but rather something like Solr running
>      out of
>      >    memory, which should definitely never be ignored.
>      >    You can tell by looking at the actual exception Solr logs to
>      determine
>      >    what the underlying cause is.
>      >    Thanks,
>      >    Karl
>      >    On Mon, Oct 20, 2014 at 5:00 AM, Basso Luca
>      >    <[1][2]LBasso@regione.emilia-romagna.it> wrote:
>      >
>      >      Hi Shinichiro,
>      >      we found the right configuration just before your suggestion.
>      >      Thank you!
>      >
>      >      Nevertheless, applying "ignoreTikaException" reduces somewhat the
>      >      problem but doesn't resolve it completely.
>      >      Specifically, the problem still persist for some pdf files (not
>      only for
>      >      scanned pdf and/or pdf converted from ms-office documents).
>      >      Given that the Tika project is not resolving this issue, we
>      suggest that
>      >      the problem could be bypassed at the MCF job or output connector
>      level,
>      >      by means of a specific flag telling the MCF webcrawler to skip
>      "non ok
>      >      status: 500, message: Internal Server Error” and keep on
>      crawling.
>      >
>      >      Dear Karl, can you insert this possibility in the next MCF
>      release?
>      >      Thanks a lot, as ever.
>      >
>      >      Luca
>      >
>      >      -----Messaggio originale-----
>      >      Da: Shinichiro Abe [mailto:[2][3]shinichiro.abe.1@gmail.com]
>      >      Inviato: martedì 7 ottobre 2014 03:21
>      >      A: [3][4]user@manifoldcf.apache.org
>      >      Cc: [4][5]user@manifoldcf.apache.org
>      >      Oggetto: Re: Internal server error (500) causing a crawl
>      interruption
>      >      Hi Luca,
>      >
>      >      Please try to configure ignoreTikaException=true.
>      >
>      >        <requestHandler name="/update/extract"
>      >                       
>      >     
>      class="org.apache.solr.handler.extraction.ExtractingRequestHandler"
>      >      startup="lazy">
>      >          <lst name="defaults">
>      >            <str name="fmap.content">text</str>
>      >            <str name="lowernames">true</str>
>      >            <bool name="ignoreTikaException">true</bool>
>      >            <str name="uprefix">ignored_</str>
>      >            <str name="captureAttr">true</str>
>      >          </lst>
>      >        </requestHandler>
>      >
>      >      Regards,
>      >      Shinichiro Abe
>      >
>      >      On 2014/10/06, at 20:15, Karl Wright <[5][6]daddywri@gmail.com>
>      wrote:
>      >
>      >      > Hi Luca,
>      >      >
>      >      > There is a solr setting which configures Solr Cell to ignore
>      tika
>      >      errors.  I don't remember what it is offhand, but you will want
>      to set
>      >      it properly to disable tika errors.
>      >      >
>      >      > Thanks,
>      >      > Karl
>      >      >
>      >      >
>      >      > On Mon, Oct 6, 2014 at 7:08 AM, Basso Luca
>      >      <[6][7]LBasso@regione.emilia-romagna.it> wrote:
>      >      > Hi Karl,
>      >      >
>      >      > we’re using the Web repository connector in conjunction with
>      the Solr
>      >      output connector to crawl a number of web portals (MCF vers.
>      1.6.1).
>      >      Unfortunately the crawl job often stops giving the following
>      error:
>      >      >
>      >      > “Repeated service interruptions – failure processing documents:
>      Server
>      >      at [7][8]http://vm97lnx:9474/solr/rerweb5 returned non ok status:
>      500,
>      >      message: Internal Server Error”.
>      >      >
>      >      > From the MCF and SOLR logs (which we report hereafter) it seems
>      that
>      >      the problem is arising from Tika and apply to various types of
>      documents
>      >      (.rtf, .pdf, etc.).
>      >      >
>      >      > How can we fix it?
>      >      >
>      >      > Thank you.
>      >      >
>      >      >
>      >      >
>      >      > Best regards,
>      >      >
>      >      > Luca
>      >      >
>      >      >
>      >      >
>      >      > MCF log:
>      >      >
>      >      >
>      >      >
>      >      > WARN 2014-10-03 17:00:53,982 (Worker thread '37') - Solr
>      exception
>      >      during indexing
>      >     
>      [8][9]http://www.regione.emilia-romagna.it/entra-in-regione/polo-archivistico-regionale/archivio-storico/per-approfondire/BolognaArchivioTerritoriale.rtf/at_download/file/BolognaArchivioTerritoriale.rtf
>      >      (500): Server at [9][10]http://vm97lnx:9474/solr/rerweb5 returned
>      non ok
>      >      status:500, message:Internal Server Error
>      >      >
>      >      > org.apache.solr.common.SolrException: Server at
>      >      [10][11]http://vm97lnx:9474/solr/rerweb5 returned non ok
>      status:500,
>      >      message:Internal Server Error
>      >      >
>      >      > WARN 2014-10-03 17:00:53,985 (Worker thread '37') - Service
>      >      interruption reported for job 1412340881687 connection
>      'Webcrawler':
>      >      Solr exception during indexing
>      >     
>      [11][12]http://www.regione.emilia-romagna.it/entra-in-regione/polo-archivistico-regionale/archivio-storico/per-approfondire/BolognaArchivioTerritoriale.rtf/at_download/file/BolognaArchivioTerritoriale.rtf
>      >      (500): Server at [12][13]http://vm97lnx:9474/solr/rerweb5
>      returned non ok
>      >      status:500, message:Internal Server Error
>      >      >
>      >      > ERROR 2014-10-03 17:00:53,998 (Worker thread '37') - Exception
>      tossed:
>      >      Repeated service interruptions - failure processing document:
>      Server at
>      >      [13][14]http://vm97lnx:9474/solr/rerweb5 returned non ok
>      status:500,
>      >      message:Internal Server Error
>      >      >
>      >      > org.apache.manifoldcf.core.interfaces.ManifoldCFException:
>      Repeated
>      >      service interruptions - failure processing document: Server at
>      >      [14][15]http://vm97lnx:9474/solr/rerweb5 returned non ok
>      status:500,
>      >      message:Internal Server Error
>      >      >
>      >      > Caused by: org.apache.solr.common.SolrException: Server at
>      >      [15][16]http://vm97lnx:9474/solr/rerweb5 returned non ok
>      status:500,
>      >      message:Internal Server Error
>      >      >
>      >      >
>      >      >
>      >      > WARN 2014-10-03 18:05:22,636 (Worker thread '0') - Solr
>      exception
>      >      during indexing
>      >     
>      [16][17]http://territorio.regione.emilia-romagna.it/codice-territorio/semplificazione-edilizia/non-rue/dm_9_5_2001.pdf/at_download/file/dm_9_5_2001.pdf
>      >      (500): Server at [17][18]http://vm97lnx:9474/solr/rerweb5
>      returned non ok
>      >      status:500, message:Internal Server Error
>      >      >
>      >      > org.apache.solr.common.SolrException: Server at
>      >      [18][19]http://vm97lnx:9474/solr/rerweb5 returned non ok
>      status:500,
>      >      message:Internal Server Error
>      >      >
>      >      > WARN 2014-10-03 18:05:22,638 (Worker thread '0') - Service
>      >      interruption reported for job 1412252016695 connection
>      'Webcrawler':
>      >      Solr exception during indexing
>      >     
>      [19][20]http://territorio.regione.emilia-romagna.it/codice-territorio/semplificazione-edilizia/non-rue/dm_9_5_2001.pdf/at_download/file/dm_9_5_2001.pdf
>      >      (500): Server at [20][21]http://vm97lnx:9474/solr/rerweb5
>      returned non ok
>      >      status:500, message:Internal Server Error
>      >      >
>      >      > ERROR 2014-10-03 18:05:22,649 (Worker thread '0') - Exception
>      tossed:
>      >      Repeated service interruptions - failure processing document:
>      Server at
>      >      [21][22]http://vm97lnx:9474/solr/rerweb5 returned non ok
>      status:500,
>      >      message:Internal Server Error
>      >      >
>      >      > org.apache.manifoldcf.core.interfaces.ManifoldCFException:
>      Repeated
>      >      service interruptions - failure processing document: Server at
>      >      [22][23]http://vm97lnx:9474/solr/rerweb5 returned non ok
>      status:500,
>      >      message:Internal Server Error
>      >      >
>      >      > Caused by: org.apache.solr.common.SolrException: Server at
>      >      [23][24]http://vm97lnx:9474/solr/rerweb5 returned non ok
>      status:500,
>      >      message:Internal Server Error
>      >      >
>      >      >
>      >      >
>      >      > SOLR log:
>      >      >
>      >      >
>      >      >
>      >      > 8:05:10,908 ERROR [org.apache.solr.servlet.SolrDispatchFilter]
>      >      (http-/10.10.80.97:9474-2)
>      null:org.apache.solr.common.SolrException:
>      >      org.apache.tika.exception.TikaException: TIKA-198: Illegal
>      IOException
>      >      from org.apache.tika.parser.pdf.PDFParser@6533a82a
>      >      >
>      >      >        at
>      >     
>      org.apache.solr.handler.extraction.ExtractingDocumentLoader.load(ExtractingDocumentLoader.java:225)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:74)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:135)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.core.RequestHandlers$LazyRequestHandlerWrapper.handleRequest(RequestHandlers.java:241)
>      >      >
>      >      >         at
>      org.apache.solr.core.SolrCore.execute(SolrCore.java:1916)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:768)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:415)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:205)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:280)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161)
>      >      >
>      >      >         at
>      >     
>      org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:165)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:155)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:372)
>      >      >
>      >      >         at
>      >     
>      org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877)
>      >      >
>      >      >         at
>      >     
>      org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:679)
>      >      >
>      >      >         at
>      >     
>      org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:931)
>      >      >
>      >      >         at java.lang.Thread.run(Thread.java:745)
>      >      >
>      >      > Caused by: org.apache.tika.exception.TikaException: TIKA-198:
>      Illegal
>      >      IOException from org.apache.tika.parser.pdf.PDFParser@6533a82a
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:248)
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:242)
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.AutoDetectParser.parse(AutoDetectParser.java:120)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.handler.extraction.ExtractingDocumentLoader.load(ExtractingDocumentLoader.java:219)
>      >      >
>      >      >         ... 20 more
>      >      >
>      >      > Caused by: org.apache.pdfbox.exceptions.WrappedIOException
>      >      >
>      >      >         at
>      >      org.apache.pdfbox.pdfparser.PDFParser.parse(PDFParser.java:244)
>      >      >
>      >      >         at
>      >      org.apache.pdfbox.pdmodel.PDDocument.load(PDDocument.java:1206)
>      >      >
>      >      >         at
>      >      org.apache.pdfbox.pdmodel.PDDocument.load(PDDocument.java:1171)
>      >      >
>      >      >         at
>      >      org.apache.tika.parser.pdf.PDFParser.parse(PDFParser.java:124)
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:242)
>      >      >
>      >      >         ... 23 more
>      >      >
>      >      > Caused by: java.lang.StringIndexOutOfBoundsException: String
>      index out
>      >      of range: 2047
>      >      >
>      >      >         at
>      >     
>      java.lang.AbstractStringBuilder.deleteCharAt(AbstractStringBuilder.java:762)
>      >      >
>      >      >         at
>      >      java.lang.StringBuilder.deleteCharAt(StringBuilder.java:258)
>      >      >
>      >      >         at
>      >     
>      org.apache.pdfbox.pdfparser.BaseParser.parseCOSHexString(BaseParser.java:1000)
>      >      >
>      >      >         at
>      >     
>      org.apache.pdfbox.pdfparser.BaseParser.parseCOSString(BaseParser.java:808)
>      >      >
>      >      >         at
>      >     
>      org.apache.pdfbox.pdfparser.BaseParser.parseDirObject(BaseParser.java:1241)
>      >      >
>      >      >         at
>      >     
>      org.apache.pdfbox.pdfparser.PDFParser.parseObject(PDFParser.java:558)
>      >      >
>      >      >         at
>      >      org.apache.pdfbox.pdfparser.PDFParser.parse(PDFParser.java:188)
>      >      >
>      >      >         ... 27 more
>      >      >
>      >      >
>      >      >
>      >      > 17:00:42,273 ERROR [org.apache.solr.servlet.SolrDispatchFilter]
>      >      (http-/10.10.80.97:9474-2)
>      null:org.apache.solr.common.SolrException:
>      >      org.apache.tika.exception.TikaException: Unexpected
>      RuntimeException
>      >      from org.apache.tika.parser.rtf.RTFParser@73361285
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.handler.extraction.ExtractingDocumentLoader.load(ExtractingDocumentLoader.java:225)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:74)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:135)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.core.RequestHandlers$LazyRequestHandlerWrapper.handleRequest(RequestHandlers.java:241)
>      >      >
>      >      >         at
>      org.apache.solr.core.SolrCore.execute(SolrCore.java:1916)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:768)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:415)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:205)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:280)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161)
>      >      >
>      >      >         at
>      >     
>      org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:165)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:155)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
>      >      >
>      >      >         at
>      >     
>      org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:372)
>      >      >
>      >      >         at
>      >     
>      org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877)
>      >      >
>      >      >         at
>      >     
>      org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:679)
>      >      >
>      >      >         at
>      >     
>      org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:931)
>      >      >
>      >      >         at java.lang.Thread.run(Thread.java:745)
>      >      >
>      >      > Caused by: org.apache.tika.exception.TikaException: Unexpected
>      >      RuntimeException from
>      org.apache.tika.parser.rtf.RTFParser@73361285
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:244)
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:242)
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.AutoDetectParser.parse(AutoDetectParser.java:120)
>      >      >
>      >      >         at
>      >     
>      org.apache.solr.handler.extraction.ExtractingDocumentLoader.load(ExtractingDocumentLoader.java:219)
>      >      >
>      >      >         ... 20 more
>      >      >
>      >      > Caused by: java.lang.ArrayIndexOutOfBoundsException: 9
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.rtf.TextExtractor.processControlWord(TextExtractor.java:872)
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.rtf.TextExtractor.parseControlWord(TextExtractor.java:566)
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.rtf.TextExtractor.parseControlToken(TextExtractor.java:492)
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.rtf.TextExtractor.extract(TextExtractor.java:459)
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.rtf.TextExtractor.extract(TextExtractor.java:448)
>      >      >
>      >      >         at
>      >      org.apache.tika.parser.rtf.RTFParser.parse(RTFParser.java:56)
>      >      >
>      >      >         at
>      >     
>      org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:242)
>      >      >
>      >      >         ... 23 more
>      >      >
>      >      >
>      >
>      > References
>      >
>      >    Visible links
>      >    1. mailto:[25]LBasso@regione.emilia-romagna.it
>      >    2. mailto:[26]shinichiro.abe.1@gmail.com
>      >    3. mailto:[27]user@manifoldcf.apache.org
>      >    4. mailto:[28]user@manifoldcf.apache.org
>      >    5. mailto:[29]daddywri@gmail.com
>      >    6. mailto:[30]LBasso@regione.emilia-romagna.it
>      >    7. [31]http://vm97lnx:9474/solr/rerweb5
>      >    8.
>      [32]http://www.regione.emilia-romagna.it/entra-in-regione/polo-archivistico-regionale/archivio-storico/per-approfondire/BolognaArchivioTerritoriale.rtf/at_download/file/BolognaArchivioTerritoriale.rtf
>      >    9. [33]http://vm97lnx:9474/solr/rerweb5
>      >   10. [34]http://vm97lnx:9474/solr/rerweb5
>      >   11.
>      [35]http://www.regione.emilia-romagna.it/entra-in-regione/polo-archivistico-regionale/archivio-storico/per-approfondire/BolognaArchivioTerritoriale.rtf/at_download/file/BolognaArchivioTerritoriale.rtf
>      >   12. [36]http://vm97lnx:9474/solr/rerweb5
>      >   13. [37]http://vm97lnx:9474/solr/rerweb5
>      >   14. [38]http://vm97lnx:9474/solr/rerweb5
>      >   15. [39]http://vm97lnx:9474/solr/rerweb5
>      >   16.
>      [40]http://territorio.regione.emilia-romagna.it/codice-territorio/semplificazione-edilizia/non-rue/dm_9_5_2001.pdf/at_download/file/dm_9_5_2001.pdf
>      >   17. [41]http://vm97lnx:9474/solr/rerweb5
>      >   18. [42]http://vm97lnx:9474/solr/rerweb5
>      >   19.
>      [43]http://territorio.regione.emilia-romagna.it/codice-territorio/semplificazione-edilizia/non-rue/dm_9_5_2001.pdf/at_download/file/dm_9_5_2001.pdf
>      >   20. [44]http://vm97lnx:9474/solr/rerweb5
>      >   21. [45]http://vm97lnx:9474/solr/rerweb5
>      >   22. [46]http://vm97lnx:9474/solr/rerweb5
>      >   23. [47]http://vm97lnx:9474/solr/rerweb5
> 
> References
> 
>    Visible links
>    1. mailto:kamil.zyta@pwr.edu.pl
>    2. mailto:LBasso@regione.emilia-romagna.it
>    3. mailto:shinichiro.abe.1@gmail.com
>    4. mailto:user@manifoldcf.apache.org
>    5. mailto:user@manifoldcf.apache.org
>    6. mailto:daddywri@gmail.com
>    7. mailto:LBasso@regione.emilia-romagna.it
>    8. http://vm97lnx:9474/solr/rerweb5
>    9. http://www.regione.emilia-romagna.it/entra-in-regione/polo-archivistico-regionale/archivio-storico/per-approfondire/BolognaArchivioTerritoriale.rtf/at_download/file/BolognaArchivioTerritoriale.rtf
>   10. http://vm97lnx:9474/solr/rerweb5
>   11. http://vm97lnx:9474/solr/rerweb5
>   12. http://www.regione.emilia-romagna.it/entra-in-regione/polo-archivistico-regionale/archivio-storico/per-approfondire/BolognaArchivioTerritoriale.rtf/at_download/file/BolognaArchivioTerritoriale.rtf
>   13. http://vm97lnx:9474/solr/rerweb5
>   14. http://vm97lnx:9474/solr/rerweb5
>   15. http://vm97lnx:9474/solr/rerweb5
>   16. http://vm97lnx:9474/solr/rerweb5
>   17. http://territorio.regione.emilia-romagna.it/codice-territorio/semplificazione-edilizia/non-rue/dm_9_5_2001.pdf/at_download/file/dm_9_5_2001.pdf
>   18. http://vm97lnx:9474/solr/rerweb5
>   19. http://vm97lnx:9474/solr/rerweb5
>   20. http://territorio.regione.emilia-romagna.it/codice-territorio/semplificazione-edilizia/non-rue/dm_9_5_2001.pdf/at_download/file/dm_9_5_2001.pdf
>   21. http://vm97lnx:9474/solr/rerweb5
>   22. http://vm97lnx:9474/solr/rerweb5
>   23. http://vm97lnx:9474/solr/rerweb5
>   24. http://vm97lnx:9474/solr/rerweb5
>   25. mailto:LBasso@regione.emilia-romagna.it
>   26. mailto:shinichiro.abe.1@gmail.com
>   27. mailto:user@manifoldcf.apache.org
>   28. mailto:user@manifoldcf.apache.org
>   29. mailto:daddywri@gmail.com
>   30. mailto:LBasso@regione.emilia-romagna.it
>   31. http://vm97lnx:9474/solr/rerweb5
>   32. http://www.regione.emilia-romagna.it/entra-in-regione/polo-archivistico-regionale/archivio-storico/per-approfondire/BolognaArchivioTerritoriale.rtf/at_download/file/BolognaArchivioTerritoriale.rtf
>   33. http://vm97lnx:9474/solr/rerweb5
>   34. http://vm97lnx:9474/solr/rerweb5
>   35. http://www.regione.emilia-romagna.it/entra-in-regione/polo-archivistico-regionale/archivio-storico/per-approfondire/BolognaArchivioTerritoriale.rtf/at_download/file/BolognaArchivioTerritoriale.rtf
>   36. http://vm97lnx:9474/solr/rerweb5
>   37. http://vm97lnx:9474/solr/rerweb5
>   38. http://vm97lnx:9474/solr/rerweb5
>   39. http://vm97lnx:9474/solr/rerweb5
>   40. http://territorio.regione.emilia-romagna.it/codice-territorio/semplificazione-edilizia/non-rue/dm_9_5_2001.pdf/at_download/file/dm_9_5_2001.pdf
>   41. http://vm97lnx:9474/solr/rerweb5
>   42. http://vm97lnx:9474/solr/rerweb5
>   43. http://territorio.regione.emilia-romagna.it/codice-territorio/semplificazione-edilizia/non-rue/dm_9_5_2001.pdf/at_download/file/dm_9_5_2001.pdf
>   44. http://vm97lnx:9474/solr/rerweb5
>   45. http://vm97lnx:9474/solr/rerweb5
>   46. http://vm97lnx:9474/solr/rerweb5
>   47. http://vm97lnx:9474/solr/rerweb5

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