https://issues.apache.org/bugzilla/show_bug.cgi?id=47705
Summary: ArithmeticException: / by zero when expiring sessions
via manager
Product: Tomcat 6
Version: 6.0.18
Platform: PC
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P2
Component: Manager application
AssignedTo: dev@tomcat.apache.org
ReportedBy: fitness_ma...@yahoo.com
--- Comment #0 from fitness_ma...@yahoo.com 2009-08-19 00:12:52 PDT ---
Received ArithmeticException: / by zero when expiring sessions via Tomcat
manager webapp.
This exception was thrown only if session-timeout is set as -1 on webapp
web.xml. Moreover, the exception was also thrown regardless of the idle
parameter value (/expire?path=/xxx&idle=mm) as long as session-timeout = -1.
Result:
Exception stacktrace:
ERROR: 19/08/2009 00:18:22 [http-80-exec-33]
(org.apache.catalina.core.ApplicationContext:669) HTMLManager:
ManagerServlet.sessions[/contextpath]
java.lang.ArithmeticException: / by zero
at
org.apache.catalina.manager.ManagerServlet.sessions(ManagerServlet.java:1133)
at
org.apache.catalina.manager.HTMLManagerServlet.sessions(HTMLManagerServlet.java:573)
at
org.apache.catalina.manager.HTMLManagerServlet.expireSessions(HTMLManagerServlet.java:660)
at
org.apache.catalina.manager.HTMLManagerServlet.doGet(HTMLManagerServlet.java:118)
at
org.apache.catalina.manager.HTMLManagerServlet.doPost(HTMLManagerServlet.java:157)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:525)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
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:286)
at
org.apache.coyote.http11.Http11NioProcessor.process(Http11NioProcessor.java:880)
at
org.apache.coyote.http11.Http11NioProtocol$Http11ConnectionHandler.process(Http11NioProtocol.java:719)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:2081)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:619)
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