problem with session ping solved

android/Pictogram/commonlibrary/src/main/java/com/yottacode/pictogram/action/SubscribeAction.java

@@ -13,13 +13,11 @@ import com.yottacode.pictogram.net.websockets.Room;
  */
 public class SubscribeAction extends Action {
 
-
     //Picto Action types
 
     public static final String SUBSCRIBE="subscribe";
     public static final String ACTION="/stu/subscribe";
 
-
     @Override
     public boolean is_local_action() {
     return false;
@@ -29,6 +27,5 @@ public class SubscribeAction extends Action {
         super(SUBSCRIBE);
     }
 
-
     public String get_action() {return ACTION;}
 }

android/Pictogram/commonlibrary/src/main/java/com/yottacode/pictogram/net/NetService.java

@@ -184,9 +184,11 @@ public class NetService implements Runnable, RestapiWrapper.iSilentLogin {
                         //cada restfullSynchroTimming aprox. se fuerza sincronización de vocabulario y configuración de usuario
                         long now = new Date().getTime();
                         if (PCBcontext.is_user_logged()) {
-                            if (restfullSynchroTimming > 0 && (now>= nextRestfullSynchro)) {
+                            if (restfullSynchroTimming > 0 && (now >= nextRestfullSynchro)) {
                                 Log.i(LOG_TAG, "Vocabulary request.");
+                                if(!PCBcontext.getRoom().inRoom()){
                                     PCBcontext.getRoom().connect();
+                                }
                                 PCBcontext.getVocabulary().synchronize();
                                 synchronizeStudentAttributes();
                                 nextSynchro(now+restfullSynchroTimming);

android/Pictogram/tabletlibrary/tabletlibrary.iml

@@ -121,16 +121,5 @@
     <orderEntry type="library" exported="" name="play-services-ads-9.2.1" level="project" />
     <orderEntry type="library" exported="" name="play-services-ads-lite-9.2.1" level="project" />
     <orderEntry type="module" module-name="commonlibrary" exported="" />
-    <orderEntry type="library" exported="" name="okhttp-ws-2.3.0" level="project" />
-    <orderEntry type="library" exported="" name="socket.io-client-0.5.0" level="project" />
-    <orderEntry type="library" exported="" name="okhttp-2.3.0" level="project" />
-    <orderEntry type="library" exported="" name="support-annotations-23.0.0" level="project" />
-    <orderEntry type="library" exported="" name="okio-1.3.0" level="project" />
-    <orderEntry type="library" exported="" name="gson-2.3" level="project" />
-    <orderEntry type="library" exported="" name="engine.io-client-0.5.0" level="project" />
-    <orderEntry type="library" exported="" name="appcompat-v7-21.0.3" level="project" />
-    <orderEntry type="library" exported="" scope="TEST" name="hamcrest-core-1.3" level="project" />
-    <orderEntry type="library" exported="" scope="TEST" name="junit-4.12" level="project" />
-    <orderEntry type="library" exported="" scope="TEST" name="json-20090211" level="project" />
   </component>
 </module>
\ No newline at end of file