Meu servidor estava funcionando normalmente e começou dar estes erros. Desfiz algumas configurações no web.xml mas o erro persiste.
26/10/2012 10:35:20 org.apache.catalina.core.AprLifecycleListener init
INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: /usr/lib/jvm/java-6-openjdk-i386/jre/lib/i386/server:/usr/lib/jvm/java-6-openjdk-i386/jre/lib/i386:/usr/lib/jvm/java-6-openjdk-i386/jre/../lib/i386:/usr/lib/jvm/java-6-openjdk-i386/jre/lib/i386/client:/usr/lib/jvm/java-6-openjdk-i386/jre/lib/i386::/usr/java/packages/lib/i386:/usr/lib/i386-linux-gnu/jni:/lib/i386-linux-gnu:/usr/lib/i386-linux-gnu:/usr/lib/jni:/lib:/usr/lib
26/10/2012 10:35:21 org.apache.tomcat.util.digester.SetPropertiesRule begin
WARNING: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:fj21-agenda' did not find a matching property.
26/10/2012 10:35:21 org.apache.coyote.AbstractProtocolHandler init
INFO: Initializing ProtocolHandler ["http-bio-8080"]
26/10/2012 10:35:21 org.apache.coyote.AbstractProtocolHandler init
INFO: Initializing ProtocolHandler ["ajp-bio-8009"]
26/10/2012 10:35:21 org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 1734 ms
26/10/2012 10:35:21 org.apache.catalina.core.StandardService startInternal
INFO: Starting service Catalina
26/10/2012 10:35:21 org.apache.catalina.core.StandardEngine startInternal
INFO: Starting Servlet Engine: Apache Tomcat/7.0.12
26/10/2012 10:35:23 org.apache.coyote.AbstractProtocolHandler start
INFO: Starting ProtocolHandler ["http-bio-8080"]
26/10/2012 10:35:23 org.apache.coyote.AbstractProtocolHandler start
INFO: Starting ProtocolHandler ["ajp-bio-8009"]
26/10/2012 10:35:23 org.apache.catalina.startup.Catalina start
INFO: Server startup in 1285 ms
26/10/2012 10:35:34 org.apache.catalina.connector.CoyoteAdapter service
SEVERE: An exception or error occurred in the container during the request processing
java.lang.IllegalArgumentException: Control character in cookie value or attribute.
at org.apache.tomcat.util.http.CookieSupport.isHttpSeparator(CookieSupport.java:192)
at org.apache.tomcat.util.http.Cookies.getTokenEndPosition(Cookies.java:459)
at org.apache.tomcat.util.http.Cookies.processCookieHeader(Cookies.java:276)
at org.apache.tomcat.util.http.Cookies.processCookies(Cookies.java:157)
at org.apache.tomcat.util.http.Cookies.getCookieCount(Cookies.java:98)
at org.apache.catalina.connector.CoyoteAdapter.parseSessionCookiesId(CoyoteAdapter.java:897)
at org.apache.catalina.connector.CoyoteAdapter.postParseRequest(CoyoteAdapter.java:660)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:390)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:250)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:188)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:166)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:302)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:679)
26/10/2012 10:35:35 org.apache.catalina.connector.CoyoteAdapter service
SEVERE: An exception or error occurred in the container during the request processing
java.lang.IllegalArgumentException: Control character in cookie value or attribute.
at org.apache.tomcat.util.http.CookieSupport.isHttpSeparator(CookieSupport.java:192)
at org.apache.tomcat.util.http.Cookies.getTokenEndPosition(Cookies.java:459)
at org.apache.tomcat.util.http.Cookies.processCookieHeader(Cookies.java:276)
at org.apache.tomcat.util.http.Cookies.processCookies(Cookies.java:157)
at org.apache.tomcat.util.http.Cookies.getCookieCount(Cookies.java:98)
at org.apache.catalina.connector.CoyoteAdapter.parseSessionCookiesId(CoyoteAdapter.java:897)
at org.apache.catalina.connector.CoyoteAdapter.postParseRequest(CoyoteAdapter.java:660)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:390)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:250)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:188)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:302)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:679)
26/10/2012 10:37:14 org.apache.catalina.connector.CoyoteAdapter service
SEVERE: An exception or error occurred in the container during the request processing
java.lang.IllegalArgumentException: Control character in cookie value or attribute.
at org.apache.tomcat.util.http.CookieSupport.isHttpSeparator(CookieSupport.java:192)
at org.apache.tomcat.util.http.Cookies.getTokenEndPosition(Cookies.java:459)
at org.apache.tomcat.util.http.Cookies.processCookieHeader(Cookies.java:276)
at org.apache.tomcat.util.http.Cookies.processCookies(Cookies.java:157)
at org.apache.tomcat.util.http.Cookies.getCookieCount(Cookies.java:98)
at org.apache.catalina.connector.CoyoteAdapter.parseSessionCookiesId(CoyoteAdapter.java:897)
at org.apache.catalina.connector.CoyoteAdapter.postParseRequest(CoyoteAdapter.java:660)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:390)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:250)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:188)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:166)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:302)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:679)
