diff --git a/extras/pandroid_event_viewer/ChangeLog b/extras/pandroid_event_viewer/ChangeLog
index cf4503a4a6..1352a3f967 100644
--- a/extras/pandroid_event_viewer/ChangeLog
+++ b/extras/pandroid_event_viewer/ChangeLog
@@ -1,3 +1,7 @@
+2012-05-31 Santiago Munín <burnin1@gmail.com>
+	* src/pandroid_event_viewer/pandorafms/Main.java: Now, on MainActivity's restart, fetches groups and tags if url was changed.
+	* src/pandroid_event_viewer/pandorafms/Options.java: Puts a boolean in SharedPreferences if url was changed.
+
 2012-05-31 Santiago Munín <burnin1@gmail.com>
 	* src/pandroid_event_viewer/pandorafms/Main.java: Added tag retrieving.
 	* res/layout/main.xml: Added tags' spinner.
diff --git a/extras/pandroid_event_viewer/src/pandroid_event_viewer/pandorafms/Main.java b/extras/pandroid_event_viewer/src/pandroid_event_viewer/pandorafms/Main.java
index 3aa8f1249f..50d7193b66 100644
--- a/extras/pandroid_event_viewer/src/pandroid_event_viewer/pandorafms/Main.java
+++ b/extras/pandroid_event_viewer/src/pandroid_event_viewer/pandorafms/Main.java
@@ -180,10 +180,16 @@ public class Main extends Activity {
 
 	public void onRestart() {
 		super.onRestart();
-
-		if (this.pandoraGroups.size() == 0) {
-			Log.i(TAG, "onRestart: getting groups");
+		SharedPreferences preferences = getSharedPreferences(
+				this.getString(R.string.const_string_preferences),
+				Activity.MODE_PRIVATE);
+		SharedPreferences.Editor editorPreferences = preferences.edit();
+		if (preferences.getBoolean("url_changed", false)) {
+			Log.i(TAG, "Getting groups and tags");
 			new GetGroupsAsyncTask().execute();
+			new GetTagsAsyncTask().execute();
+			editorPreferences.putBoolean("url_changed", false);
+			editorPreferences.commit();
 		}
 	}
 
@@ -329,7 +335,7 @@ public class Main extends Activity {
 				array.add(tags[1]);
 			}
 		} catch (Exception e) {
-		//	Log.e(TAG + ": getting tags", e.getMessage());
+			Log.e(TAG, "getting tags problem");
 		}
 
 		return array;
diff --git a/extras/pandroid_event_viewer/src/pandroid_event_viewer/pandorafms/Options.java b/extras/pandroid_event_viewer/src/pandroid_event_viewer/pandorafms/Options.java
index e949ded1bf..59bc316488 100644
--- a/extras/pandroid_event_viewer/src/pandroid_event_viewer/pandorafms/Options.java
+++ b/extras/pandroid_event_viewer/src/pandroid_event_viewer/pandorafms/Options.java
@@ -177,6 +177,8 @@ public class Options extends Activity {
 		}
 
 		editorPreferences.putString("url", url);
+		//MainActivity uses this to know if it has to check tags and groups again
+		editorPreferences.putBoolean("url_changed", true);
 		text = (EditText) findViewById(R.id.user);
 		editorPreferences.putString("user", text.getText().toString());
 		text = (EditText) findViewById(R.id.password);