Thiago_Siqueira 13 de jun. de 2012
Só isso que aparece?
Verifica no manager do Tomcat, as aplicações que estão rodando, vê se não existe nenhuma com esse nome.
michelorth_92 13 de jun. de 2012
faz bkp de sua aplicação exclui ela e coloca de novo
dark_neo 13 de jun. de 2012
ja tive este problema o que eu fiz clicar o bt direito no seu projeto item tomcat , la vc tem a opção de remover atualizar ou recarregar seu context, se nao funcionar
voce pode tb apaga a pasta work no seu tomcat
abraço!!
rodrigo.ferreira 14 de jun. de 2012
Olá, bom dia!
Pare o seu Tomcat.
Entre no diretório “webapps” do Tomcat.
Exclua o .war do seu projeto (deve ser fj21-tarefas.war) e todas a pasta COM O NOME DO SEU PROJETO (fj21-tarefas*), se houver
Inicie o Tomcat
Faça deploy do .war (fj21-tarefas.war) novamente.
Abraço,
denisspitfire 14 de jun. de 2012
o tomcat também do nada para.
Se eu deixar rodando o tomcat e depois for testar a pagina novamente da erro 500 na página, sendo que eu nao fiz nada no código. Oque pode ser?
michelorth_92 14 de jun. de 2012
eita… ta na hora de da uma formatada nessa maquina e instala o ambiente novamente
denisspitfire 14 de jun. de 2012
maquina de empresa. testarei no note
denisspitfire 14 de jun. de 2012
Pequeno erro. tem algo relacionado a tempo mesmo!
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request .
exception
org . springframework . web . util . NestedServletException : Request processing failed ; nested exception is java . lang . RuntimeException : com . mysql . jdbc . exceptions . jdbc4 . CommunicationsException : Communications link failure
The last packet successfully received from the server was 1.561.126 milliseconds ago . The last packet sent successfully to the server was 47 milliseconds ago .
org . springframework . web . servlet . FrameworkServlet . processRequest ( FrameworkServlet . java : 681 )
org . springframework . web . servlet . FrameworkServlet . doGet ( FrameworkServlet . java : 574 )
javax . servlet . http . HttpServlet . service ( HttpServlet . java : 621 )
javax . servlet . http . HttpServlet . service ( HttpServlet . java : 722 )
root cause
java . lang . RuntimeException : com . mysql . jdbc . exceptions . jdbc4 . CommunicationsException : Communications link failure
The last packet successfully received from the server was 1.561.126 milliseconds ago . The last packet sent successfully to the server was 47 milliseconds ago .
br . com . caelum . tarefas . dao . TarefaDAO . lista ( TarefaDAO . java : 96 )
br . com . caelum . tarefas . controller . TarefasController . lista ( TarefasController . java : 46 )
sun . reflect . NativeMethodAccessorImpl . invoke0 ( Native Method )
sun . reflect . NativeMethodAccessorImpl . invoke ( Unknown Source )
sun . reflect . DelegatingMethodAccessorImpl . invoke ( Unknown Source )
java . lang . reflect . Method . invoke ( Unknown Source )
org . springframework . web . bind . annotation . support . HandlerMethodInvoker . invokeHandlerMethod ( HandlerMethodInvoker . java : 176 )
org . springframework . web . servlet . mvc . annotation . AnnotationMethodHandlerAdapter . invokeHandlerMethod ( AnnotationMethodHandlerAdapter . java : 436 )
org . springframework . web . servlet . mvc . annotation . AnnotationMethodHandlerAdapter . handle ( AnnotationMethodHandlerAdapter . java : 424 )
org . springframework . web . servlet . DispatcherServlet . doDispatch ( DispatcherServlet . java : 790 )
org . springframework . web . servlet . DispatcherServlet . doService ( DispatcherServlet . java : 719 )
org . springframework . web . servlet . FrameworkServlet . processRequest ( FrameworkServlet . java : 669 )
org . springframework . web . servlet . FrameworkServlet . doGet ( FrameworkServlet . java : 574 )
javax . servlet . http . HttpServlet . service ( HttpServlet . java : 621 )
javax . servlet . http . HttpServlet . service ( HttpServlet . java : 722 )
root cause
com . mysql . jdbc . exceptions . jdbc4 . CommunicationsException : Communications link failure
The last packet successfully received from the server was 1.561.126 milliseconds ago . The last packet sent successfully to the server was 47 milliseconds ago .
sun . reflect . NativeConstructorAccessorImpl . newInstance0 ( Native Method )
sun . reflect . NativeConstructorAccessorImpl . newInstance ( Unknown Source )
sun . reflect . DelegatingConstructorAccessorImpl . newInstance ( Unknown Source )
java . lang . reflect . Constructor . newInstance ( Unknown Source )
com . mysql . jdbc . Util . handleNewInstance ( Util . java : 411 )
com . mysql . jdbc . SQLError . createCommunicationsException ( SQLError . java : 1116 )
com . mysql . jdbc . MysqlIO . reuseAndReadPacket ( MysqlIO . java : 3090 )
com . mysql . jdbc . MysqlIO . reuseAndReadPacket ( MysqlIO . java : 2979 )
com . mysql . jdbc . MysqlIO . checkErrorPacket ( MysqlIO . java : 3520 )
com . mysql . jdbc . MysqlIO . sendCommand ( MysqlIO . java : 1990 )
com . mysql . jdbc . MysqlIO . sqlQueryDirect ( MysqlIO . java : 2151 )
com . mysql . jdbc . ConnectionImpl . execSQL ( ConnectionImpl . java : 2625 )
com . mysql . jdbc . PreparedStatement . executeInternal ( PreparedStatement . java : 2119 )
com . mysql . jdbc . PreparedStatement . executeQuery ( PreparedStatement . java : 2281 )
org . apache . commons . dbcp . DelegatingPreparedStatement . executeQuery ( DelegatingPreparedStatement . java : 96 )
org . apache . commons . dbcp . DelegatingPreparedStatement . executeQuery ( DelegatingPreparedStatement . java : 96 )
br . com . caelum . tarefas . dao . TarefaDAO . lista ( TarefaDAO . java : 84 )
br . com . caelum . tarefas . controller . TarefasController . lista ( TarefasController . java : 46 )
sun . reflect . NativeMethodAccessorImpl . invoke0 ( Native Method )
sun . reflect . NativeMethodAccessorImpl . invoke ( Unknown Source )
sun . reflect . DelegatingMethodAccessorImpl . invoke ( Unknown Source )
java . lang . reflect . Method . invoke ( Unknown Source )
org . springframework . web . bind . annotation . support . HandlerMethodInvoker . invokeHandlerMethod ( HandlerMethodInvoker . java : 176 )
org . springframework . web . servlet . mvc . annotation . AnnotationMethodHandlerAdapter . invokeHandlerMethod ( AnnotationMethodHandlerAdapter . java : 436 )
org . springframework . web . servlet . mvc . annotation . AnnotationMethodHandlerAdapter . handle ( AnnotationMethodHandlerAdapter . java : 424 )
org . springframework . web . servlet . DispatcherServlet . doDispatch ( DispatcherServlet . java : 790 )
org . springframework . web . servlet . DispatcherServlet . doService ( DispatcherServlet . java : 719 )
org . springframework . web . servlet . FrameworkServlet . processRequest ( FrameworkServlet . java : 669 )
org . springframework . web . servlet . FrameworkServlet . doGet ( FrameworkServlet . java : 574 )
javax . servlet . http . HttpServlet . service ( HttpServlet . java : 621 )
javax . servlet . http . HttpServlet . service ( HttpServlet . java : 722 )
root cause
java . io . EOFException : Can not read response from server . Expected to read 4 bytes , read 0 bytes before connection was unexpectedly lost .
com . mysql . jdbc . MysqlIO . readFully ( MysqlIO . java : 2540 )
com . mysql . jdbc . MysqlIO . reuseAndReadPacket ( MysqlIO . java : 2990 )
com . mysql . jdbc . MysqlIO . reuseAndReadPacket ( MysqlIO . java : 2979 )
com . mysql . jdbc . MysqlIO . checkErrorPacket ( MysqlIO . java : 3520 )
com . mysql . jdbc . MysqlIO . sendCommand ( MysqlIO . java : 1990 )
com . mysql . jdbc . MysqlIO . sqlQueryDirect ( MysqlIO . java : 2151 )
com . mysql . jdbc . ConnectionImpl . execSQL ( ConnectionImpl . java : 2625 )
com . mysql . jdbc . PreparedStatement . executeInternal ( PreparedStatement . java : 2119 )
com . mysql . jdbc . PreparedStatement . executeQuery ( PreparedStatement . java : 2281 )
org . apache . commons . dbcp . DelegatingPreparedStatement . executeQuery ( DelegatingPreparedStatement . java : 96 )
org . apache . commons . dbcp . DelegatingPreparedStatement . executeQuery ( DelegatingPreparedStatement . java : 96 )
br . com . caelum . tarefas . dao . TarefaDAO . lista ( TarefaDAO . java : 84 )
br . com . caelum . tarefas . controller . TarefasController . lista ( TarefasController . java : 46 )
sun . reflect . NativeMethodAccessorImpl . invoke0 ( Native Method )
sun . reflect . NativeMethodAccessorImpl . invoke ( Unknown Source )
sun . reflect . DelegatingMethodAccessorImpl . invoke ( Unknown Source )
java . lang . reflect . Method . invoke ( Unknown Source )
org . springframework . web . bind . annotation . support . HandlerMethodInvoker . invokeHandlerMethod ( HandlerMethodInvoker . java : 176 )
org . springframework . web . servlet . mvc . annotation . AnnotationMethodHandlerAdapter . invokeHandlerMethod ( AnnotationMethodHandlerAdapter . java : 436 )
org . springframework . web . servlet . mvc . annotation . AnnotationMethodHandlerAdapter . handle ( AnnotationMethodHandlerAdapter . java : 424 )
org . springframework . web . servlet . DispatcherServlet . doDispatch ( DispatcherServlet . java : 790 )
org . springframework . web . servlet . DispatcherServlet . doService ( DispatcherServlet . java : 719 )
org . springframework . web . servlet . FrameworkServlet . processRequest ( FrameworkServlet . java : 669 )
org . springframework . web . servlet . FrameworkServlet . doGet ( FrameworkServlet . java : 574 )
javax . servlet . http . HttpServlet . service ( HttpServlet . java : 621 )
javax . servlet . http . HttpServlet . service ( HttpServlet . java : 722 )
note The full stack trace of the root cause is available in the Apache Tomcat / 7.0.12 logs .
jamesfrj 22 de fev. de 2013 1 like
Eu quis criar uma cópia do meu projeto e tive este problema. Usei a dica do colega dark neo no Eclipse usando no projeto copiado a opção Properties -> Web Project Setting s e alterei o Context Root que estava com o nome antigo. Em seguida dei um Clean no meu Tomcat 6.0 (a aplicação já estava adicionada no servidor) e rodei a aplicação copiada tranquilo.
Valeu pela dica dark neo