jsf 2 - JSF and PrimeFaces update -


I am trying to update an output label while running the process, but do not update the price. Hope someone can help you;

  & lt; P: graphic image url = "img / package page" alt = "a" width = "20%" style = "margin-left: 40%; margin-top: 3%;" /> & Lt; Br / & gt; & Lt; Div class = "form" & gt; & Lt; H: form id = "form" & gt; & Lt; H2 & gt; ANO & lt; / H2 & gt; & Lt; H: Input Text = "# {processos.numeroAno}" /> gt; & Lt; Br / & gt; & Lt; H2 & gt; Meses & lt; / H2 & gt; & Lt; H: Input Text = "# {processos.numeroMeses}" /> & Lt; Br / & gt; & Lt; P: commandbutton value = "importer" ajax = "correct" process = "@ form" action listener = "# {processus.process}" update = "form: mensage MRO" onstra = "PF ('statusdialog').)" Incomplete = "PF ('StatusDialog'). Hide ()" & gt; & Lt; / P: Command button & gt; & Lt; P: output label value = "# {processos.mensagemErro}" id = "mensagem arrow" /> & Lt; / H: form & gt; & Lt; / Div & gt; & Lt; P: dialog widgetVar = "statusDialog" modal = "true" draggable = "false" closeable = "false" resizable = "false" showHeader = "wrong" & gt; & Lt; P: graphic image url = "img / rabik gif" style class = "" alt = "a" /> & Lt; Br / & gt; & Lt; / P: Dialog & gt; & Lt; Link rel = "stylesheet" type = "text / css" href = "css / geral.css" />  

.java

  files = pastasapp.list files (); If (files.length == 1) {mensagemErro = "PASTA SAP OK"; EscreveLog ("pasta sap fine", "geral"); } Else {mensagemErro = "PASTA SAP NOO Federal Ocekscher NACSario de Arvivos (1)"; return false; }  


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