Problem in creating the Request

Message: null

Description: java.lang.NullPointerException

Sender: org.dspace.app.xmlui.cocoon.servlet.multipart.DSpaceMultipartFilter

Source: Cocoon Servlet

stacktrace

java.lang.NullPointerException
	at org.dspace.app.xmlui.cocoon.servlet.multipart.DSpaceMultipartFilter.doFilter(DSpaceMultipartFilter.java:107)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.dspace.rdf.negotiation.NegotiationFilter.doFilter(NegotiationFilter.java:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:78)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:218)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:498)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:962)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1091)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1770)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1729)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)

request-uri

/xmlui/handle/20.500.12809/987

cause

java.lang.NullPointerException

full exception chain stacktrace

java.lang.NullPointerException
	at org.dspace.app.xmlui.cocoon.servlet.multipart.DSpaceMultipartFilter.doFilter(DSpaceMultipartFilter.java:107)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.dspace.rdf.negotiation.NegotiationFilter.doFilter(NegotiationFilter.java:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:78)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:218)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:498)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:962)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1091)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1770)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1729)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:750)

Apache Cocoon 2.2.0

Age Structure and Length-Weight Relationship for Four Species of Aphanius Nardo, 1827 (Actinopterygii: Aphaniidae) Endemic to the Lake District, Central Anatolia, Turkey
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Age Structure and Length-Weight Relationship for Four Species of Aphanius Nardo, 1827 (Actinopterygii: Aphaniidae) Endemic to the Lake District, Central Anatolia, Turkey

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Tam metin / Full text (745.6Kb)

Erişim

info:eu-repo/semantics/openAccess

Tarih

2019

Yazar

İnnal, Deniz
Güçlü, Salim Serkan
Ünal, Mehmet Can
Doğangil, Buğrahan
Giannetto, Daniela

Üst veri

Tüm öğe kaydını göster

Özet

Age structure and length-weight relationship are examined for four species of the genus Aphanius Nardo, 1827 endemic to the Lake District, Central Anatolia, Turkey: A. iconii Aksiray, 1948, A. saldae (Aksiray, 1955), A. sureyanus (Neu, 1937) and A. transgrediens (Ermin, 1946). Specimens were sampled by a shore seine net from Lake Egirdir (A. iconii), Lake Salda (A. saldae), Lake Burdur (A. sureyanus) and Lake Acigol (A. transgrediens) during 2014-2015. A total of 1246 specimens are examined (A. iconii: n=206; A. saldae: n=525; A. sureyanus: n=350; A. transgrediens: n=165). The maximum age for A. iconii, A. saldae and A. sureyanus was 4 years and for A. transgrediens was 5 years. The values of the b parameter of the length-weight equations for A.transgrediens, A. saldae, A. sureyanus and A. iconii populations are 3.027, 2.587, 3.221 and 2.713, respectively. A new maximum total length of 6.1 cm for A. transgrediens is reported.

Kaynak

Acta Zoologica Bulgarica

Cilt

71

Sayı

2

Bağlantı

https://hdl.handle.net/20.500.12809/987

Koleksiyonlar

  • Biyoloji Bölümü Koleksiyonu
  • Scopus İndeksli Yayınlar Koleksiyonu
  • WoS İndeksli Yayınlar Koleksiyonu



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