java.lang.NoSuchFieldError: CHARSET_UTF8
at com.google.gwt.user.server.rpc.impl.SerializabilityUtil.generateSerializationSignature(SerializabilityUtil.java:862)
at com.google.gwt.user.server.rpc.impl.SerializabilityUtil.getSerializationSignature(SerializabilityUtil.java:333)
at com.google.gwt.user.server.rpc.impl.SerializabilityUtil.encodeSerializedInstanceReference(SerializabilityUtil.java:217)
at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.getObjectTypeSignature(ServerSerializationStreamWriter.java:651)
at com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:123)
at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter$ValueWriter$8.write(ServerSerializationStreamWriter.java:153)
at com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeValue(ServerSerializationStreamWriter.java:585)
at com.google.gwt.user.server.rpc.RPC.encodeResponse(RPC.java:605)
at com.google.gwt.user.server.rpc.RPC.encodeResponseForSuccess(RPC.java:471)
at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:563)
at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:208)
at com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost(RemoteServiceServlet.java:248)
at com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost(AbstractRemoteServiceServlet.java:62)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
[ERROR] 500 - POST /portusgwt/rpc (127.0.0.1) 57 bytes
Request headers
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:10.0.5) Gecko/20100101 Firefox/10.0.5 Iceweasel/10.0.5
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: es-es,es;q=0.8,en-us;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Connection: keep-alive
Cookie: __utma=96992031.1351205333.1342769624.1343295684.1343630091.10; __utmz=96992031.1342769624.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); __utmb=96992031.2.10.1343630091; __utmc=96992031
X-GWT-Permutation: HostedMode
Content-Type: text/x-gwt-rpc; charset=utf-8
Content-Length: 190
Pragma: no-cache
Cache-Control: no-cache
Response headers
Content-Type: text/plain
¿With this version is necesary to update development plugin? ¿May be an error with Content-Type header?
Thank and regards, Rafael.