diff --git a/SWADroid/src/es/ugr/swad/swadroid/Base64.java b/SWADroid/src/es/ugr/swad/swadroid/Base64.java
index 71d5a662..850a8ae8 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/Base64.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/Base64.java
@@ -1360,7 +1360,7 @@ public class Base64
                     @Override
                     public Class<?> resolveClass(java.io.ObjectStreamClass streamClass)
                     throws java.io.IOException, ClassNotFoundException {
-                        Class c = Class.forName(streamClass.getName(), false, loader);
+                        Class<?> c = Class.forName(streamClass.getName(), false, loader);
                         if( c == null ){
                             return super.resolveClass(streamClass);
                         } else {
diff --git a/SWADroid/src/es/ugr/swad/swadroid/ImageExpandableListAdapter.java b/SWADroid/src/es/ugr/swad/swadroid/ImageExpandableListAdapter.java
index cdf83782..c99a26db 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/ImageExpandableListAdapter.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/ImageExpandableListAdapter.java
@@ -55,6 +55,7 @@ public class ImageExpandableListAdapter extends SimpleExpandableListAdapter {
     /* (non-Javadoc)
 	 * @see android.widget.SimpleExpandableListAdapter#getGroupView(int, boolean, android.view.View, android.view.ViewGroup)
 	 */
+	@SuppressWarnings("unchecked")
 	@Override
 	public View getGroupView(int groupPosition, boolean isExpanded,
 			View convertView, ViewGroup parent) {
@@ -68,6 +69,7 @@ public class ImageExpandableListAdapter extends SimpleExpandableListAdapter {
         return v;
 	}
 
+	@SuppressWarnings("unchecked")
 	@Override
     public View getChildView(int groupPosition, int childPosition, boolean isLastChild, View convertView, ViewGroup parent) {
         final View v = super.getChildView(groupPosition, childPosition, isLastChild, convertView, parent);
diff --git a/SWADroid/src/es/ugr/swad/swadroid/SWADMain.java b/SWADroid/src/es/ugr/swad/swadroid/SWADMain.java
index 60f187ec..cf1397b8 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/SWADMain.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/SWADMain.java
@@ -166,6 +166,7 @@ public class SWADMain extends ExpandableListActivity {
 			int groupPosition, int childPosition, long id) {
 		// Get the item that was clicked
 		Object o = this.getExpandableListAdapter().getChild(groupPosition, childPosition);
+		@SuppressWarnings("unchecked")
 		String keyword = (String) ((Map<String,Object>)o).get(NAME);
 		
 		Intent activity;
diff --git a/SWADroid/src/es/ugr/swad/swadroid/model/Course.java b/SWADroid/src/es/ugr/swad/swadroid/model/Course.java
index 1b1eb23d..ff428f7c 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/model/Course.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/model/Course.java
@@ -33,7 +33,8 @@ public class Course extends Model {
 	private String name;
 	private static PropertyInfo PI_id = new PropertyInfo();
 	private static PropertyInfo PI_name = new PropertyInfo();
-    private static PropertyInfo[] PI_PROP_ARRAY =
+    @SuppressWarnings("unused")
+	private static PropertyInfo[] PI_PROP_ARRAY =
     {
     	PI_id,
     	PI_name
@@ -108,7 +109,7 @@ public class Course extends Model {
 	/* (non-Javadoc)
 	 * @see org.ksoap2.serialization.KvmSerializable#getPropertyInfo(int, java.util.Hashtable, org.ksoap2.serialization.PropertyInfo)
 	 */
-	public void getPropertyInfo(int param, Hashtable arg1, PropertyInfo propertyInfo) {
+	public void getPropertyInfo(int param, @SuppressWarnings("rawtypes") Hashtable arg1, PropertyInfo propertyInfo) {
 		switch(param){
 	        case 0:
 	            propertyInfo.type = PropertyInfo.LONG_CLASS;
diff --git a/SWADroid/src/es/ugr/swad/swadroid/model/DataBaseHelper.java b/SWADroid/src/es/ugr/swad/swadroid/model/DataBaseHelper.java
index beb857b8..f30f3ec0 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/model/DataBaseHelper.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/model/DataBaseHelper.java
@@ -89,6 +89,7 @@ public class DataBaseHelper {
 	 * @param ent Cursor to the table rows
 	 * @return A Model's subclass object
 	 */
+	@SuppressWarnings("rawtypes")
 	private Model createObjectByTable(String table, Entity ent) {
 		Model o = null;
 		Pair<String, String> params;
@@ -552,7 +553,7 @@ public class DataBaseHelper {
 	 * Removes a PairTable from database
 	 * @param p PairTable to be removed
 	 */
-	public void removePairTable(PairTable p)
+	public void removePairTable(@SuppressWarnings("rawtypes") PairTable p)
     {
 		String table = p.getTable();
 		Integer first = (Integer) p.getFirst();
diff --git a/SWADroid/src/es/ugr/swad/swadroid/model/Notification.java b/SWADroid/src/es/ugr/swad/swadroid/model/Notification.java
index fa28bd30..7ac22819 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/model/Notification.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/model/Notification.java
@@ -73,7 +73,8 @@ public class Notification extends Model {
 	private static PropertyInfo PI_summary = new PropertyInfo();
 	private static PropertyInfo PI_status = new PropertyInfo();
 	private static PropertyInfo PI_content = new PropertyInfo();
-    private static PropertyInfo[] PI_PROP_ARRAY =
+    @SuppressWarnings("unused")
+	private static PropertyInfo[] PI_PROP_ARRAY =
     {
     	PI_id,
     	PI_eventType,
@@ -326,7 +327,7 @@ public class Notification extends Model {
 	/* (non-Javadoc)
 	 * @see org.ksoap2.serialization.KvmSerializable#getPropertyInfo(int, java.util.Hashtable, org.ksoap2.serialization.PropertyInfo)
 	 */
-	public void getPropertyInfo(int param, Hashtable arg1, PropertyInfo propertyInfo) {
+	public void getPropertyInfo(int param, @SuppressWarnings("rawtypes") Hashtable arg1, PropertyInfo propertyInfo) {
 		switch(param){
 	        case 0:
 	            propertyInfo.type = PropertyInfo.LONG_CLASS;
diff --git a/SWADroid/src/es/ugr/swad/swadroid/model/PairTable.java b/SWADroid/src/es/ugr/swad/swadroid/model/PairTable.java
index ba6f844e..55e78eae 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/model/PairTable.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/model/PairTable.java
@@ -134,7 +134,7 @@ public class PairTable<FIRST, SECOND> extends Model {
 		return 0;
 	}
 
-	public void getPropertyInfo(int arg0, Hashtable arg1, PropertyInfo arg2) {
+	public void getPropertyInfo(int arg0, @SuppressWarnings("rawtypes") Hashtable arg1, PropertyInfo arg2) {
 		// TODO Auto-generated method stub
 		
 	}
diff --git a/SWADroid/src/es/ugr/swad/swadroid/model/Test.java b/SWADroid/src/es/ugr/swad/swadroid/model/Test.java
index ad8372f5..fdbab11f 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/model/Test.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/model/Test.java
@@ -74,7 +74,8 @@ public class Test extends Model {
 	private static PropertyInfo PI_def = new PropertyInfo();
 	private static PropertyInfo PI_max = new PropertyInfo();
 	private static PropertyInfo PI_feedback = new PropertyInfo();
-    private static PropertyInfo[] PI_PROP_ARRAY =
+    @SuppressWarnings("unused")
+	private static PropertyInfo[] PI_PROP_ARRAY =
     {
     	PI_min,
     	PI_def,
@@ -532,7 +533,7 @@ public class Test extends Model {
 	/* (non-Javadoc)
 	 * @see org.ksoap2.serialization.KvmSerializable#getPropertyInfo(int, java.util.Hashtable, org.ksoap2.serialization.PropertyInfo)
 	 */
-	public void getPropertyInfo(int param, Hashtable arg1, PropertyInfo propertyInfo) {
+	public void getPropertyInfo(int param, @SuppressWarnings("rawtypes") Hashtable arg1, PropertyInfo propertyInfo) {
 		switch(param){
 	        case 0:
 	            propertyInfo.type = PropertyInfo.INTEGER_CLASS;
diff --git a/SWADroid/src/es/ugr/swad/swadroid/model/TestAnswer.java b/SWADroid/src/es/ugr/swad/swadroid/model/TestAnswer.java
index b72721de..5c73b2cc 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/model/TestAnswer.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/model/TestAnswer.java
@@ -56,7 +56,8 @@ public class TestAnswer extends Model {
 	private static PropertyInfo PI_correctAnswered = new PropertyInfo();
 	private static PropertyInfo PI_answer = new PropertyInfo();
 	private static PropertyInfo PI_ansInd = new PropertyInfo();
-    private static PropertyInfo[] PI_PROP_ARRAY =
+    @SuppressWarnings("unused")
+	private static PropertyInfo[] PI_PROP_ARRAY =
     {
     	PI_id,
     	PI_correct,
@@ -257,7 +258,7 @@ public class TestAnswer extends Model {
 	/* (non-Javadoc)
 	 * @see org.ksoap2.serialization.KvmSerializable#getPropertyInfo(int, java.util.Hashtable, org.ksoap2.serialization.PropertyInfo)
 	 */
-	public void getPropertyInfo(int param, Hashtable arg1, PropertyInfo propertyInfo) {
+	public void getPropertyInfo(int param, @SuppressWarnings("rawtypes") Hashtable arg1, PropertyInfo propertyInfo) {
 		switch(param){
 	        case 0:
 	            propertyInfo.type = PropertyInfo.LONG_CLASS;
diff --git a/SWADroid/src/es/ugr/swad/swadroid/model/TestQuestion.java b/SWADroid/src/es/ugr/swad/swadroid/model/TestQuestion.java
index c0596ef4..d21cf9fc 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/model/TestQuestion.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/model/TestQuestion.java
@@ -58,7 +58,8 @@ public class TestQuestion extends Model {
 	private static PropertyInfo PI_editTime = new PropertyInfo();
 	private static PropertyInfo PI_ansType = new PropertyInfo();
 	private static PropertyInfo PI_shuffle = new PropertyInfo();
-    private static PropertyInfo[] PI_PROP_ARRAY =
+    @SuppressWarnings("unused")
+	private static PropertyInfo[] PI_PROP_ARRAY =
     {
     	PI_id,
     	PI_stem,
@@ -269,7 +270,7 @@ public class TestQuestion extends Model {
 	/* (non-Javadoc)
 	 * @see org.ksoap2.serialization.KvmSerializable#getPropertyInfo(int, java.util.Hashtable, org.ksoap2.serialization.PropertyInfo)
 	 */
-	public void getPropertyInfo(int param, Hashtable arg1, PropertyInfo propertyInfo) {
+	public void getPropertyInfo(int param, @SuppressWarnings("rawtypes") Hashtable arg1, PropertyInfo propertyInfo) {
 		switch(param){
 	        case 0:
 	            propertyInfo.type = PropertyInfo.LONG_CLASS;
diff --git a/SWADroid/src/es/ugr/swad/swadroid/model/TestTag.java b/SWADroid/src/es/ugr/swad/swadroid/model/TestTag.java
index 7cb5951b..337c0caf 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/model/TestTag.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/model/TestTag.java
@@ -42,7 +42,8 @@ public class TestTag extends Model {
 	private static PropertyInfo PI_id = new PropertyInfo();
 	private static PropertyInfo PI_tagText = new PropertyInfo();
 	private static PropertyInfo PI_tagInd = new PropertyInfo();
-    private static PropertyInfo[] PI_PROP_ARRAY =
+    @SuppressWarnings("unused")
+	private static PropertyInfo[] PI_PROP_ARRAY =
     {
     	PI_id,
     	PI_tagText,
@@ -184,7 +185,7 @@ public class TestTag extends Model {
 	/* (non-Javadoc)
 	 * @see org.ksoap2.serialization.KvmSerializable#getPropertyInfo(int, java.util.Hashtable, org.ksoap2.serialization.PropertyInfo)
 	 */
-	public void getPropertyInfo(int param, Hashtable arg1, PropertyInfo propertyInfo) {
+	public void getPropertyInfo(int param, @SuppressWarnings("rawtypes") Hashtable arg1, PropertyInfo propertyInfo) {
 		switch(param){
 	        case 0:
 	            propertyInfo.type = PropertyInfo.LONG_CLASS;
diff --git a/SWADroid/src/es/ugr/swad/swadroid/model/User.java b/SWADroid/src/es/ugr/swad/swadroid/model/User.java
index b455d7a7..19a29c96 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/model/User.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/model/User.java
@@ -69,7 +69,8 @@ public class User implements KvmSerializable {
     private static PropertyInfo PI_userSurname2 = new PropertyInfo();
     private static PropertyInfo PI_userFirstName = new PropertyInfo();
     private static PropertyInfo PI_userTypeName = new PropertyInfo();
-    private static PropertyInfo[] PI_PROP_ARRAY =
+    @SuppressWarnings("unused")
+	private static PropertyInfo[] PI_PROP_ARRAY =
     {
     	PI_userCode,
     	PI_userTypeCode,
@@ -258,7 +259,7 @@ public class User implements KvmSerializable {
 		return 8;
 	}
 
-	public void getPropertyInfo(int param, Hashtable arg1, PropertyInfo propertyInfo) {
+	public void getPropertyInfo(int param, @SuppressWarnings("rawtypes") Hashtable arg1, PropertyInfo propertyInfo) {
 		switch(param){
         case 0:
             propertyInfo.type = PropertyInfo.STRING_CLASS;
diff --git a/SWADroid/src/es/ugr/swad/swadroid/modules/Courses.java b/SWADroid/src/es/ugr/swad/swadroid/modules/Courses.java
index 38375924..8f874bf0 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/modules/Courses.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/modules/Courses.java
@@ -117,7 +117,8 @@ public class Courses extends Module {
             List<Model> coursesSWAD = new ArrayList<Model>();
             List<Model> newCourses = new ArrayList<Model>();
             List<Model> obsoleteCourses = new ArrayList<Model>();
-        	Vector res = (Vector) result;
+        	@SuppressWarnings("rawtypes")
+			Vector res = (Vector) result;
         	SoapObject soap = (SoapObject) res.get(1);	
         	int csSize = soap.getPropertyCount();
             for (int i = 0; i < csSize; i++) {
diff --git a/SWADroid/src/es/ugr/swad/swadroid/modules/Module.java b/SWADroid/src/es/ugr/swad/swadroid/modules/Module.java
index d2e902a4..4dcff968 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/modules/Module.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/modules/Module.java
@@ -266,6 +266,7 @@ public abstract class Module extends Activity {
 	/* (non-Javadoc)
 	 * @see android.app.Activity#onCreate()
 	 */
+	@SuppressWarnings("static-access")
 	@Override
 	protected void onCreate(Bundle savedInstanceState) {
 		//Check if debug mode is enabled
@@ -406,7 +407,7 @@ public abstract class Module extends Activity {
      * @throws IllegalAccessException 
      * @throws XmlPullParserException 
      */
-    protected void sendRequest(Class cl, boolean simple)
+    protected void sendRequest(@SuppressWarnings("rawtypes") Class cl, boolean simple)
     	throws IOException, SoapFault, IllegalAccessException, InstantiationException, XmlPullParserException {
 
     	/**
diff --git a/SWADroid/src/es/ugr/swad/swadroid/modules/notifications/Notifications.java b/SWADroid/src/es/ugr/swad/swadroid/modules/notifications/Notifications.java
index 9cc301aa..fa67c630 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/modules/notifications/Notifications.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/modules/notifications/Notifications.java
@@ -193,7 +193,8 @@ public class Notifications extends Module {
 	
 	    if (result != null) {
 	        //Stores notifications data returned by webservice response
-	    	Vector res = (Vector) result;
+	    	@SuppressWarnings("rawtypes")
+			Vector res = (Vector) result;
 	    	SoapObject soap = (SoapObject) res.get(1);
 	    	int csSize = soap.getPropertyCount();
 	        for (int i = 0; i < csSize; i++) {
diff --git a/SWADroid/src/es/ugr/swad/swadroid/modules/tests/CheckedAnswersArrayAdapter.java b/SWADroid/src/es/ugr/swad/swadroid/modules/tests/CheckedAnswersArrayAdapter.java
index 015305de..2dad08e1 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/modules/tests/CheckedAnswersArrayAdapter.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/modules/tests/CheckedAnswersArrayAdapter.java
@@ -25,7 +25,6 @@ import es.ugr.swad.swadroid.model.TestAnswer;
 import android.content.Context;
 import android.graphics.Color;
 import android.text.Html;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
diff --git a/SWADroid/src/es/ugr/swad/swadroid/modules/tests/TestsConfigDownload.java b/SWADroid/src/es/ugr/swad/swadroid/modules/tests/TestsConfigDownload.java
index c22db27d..e6283b15 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/modules/tests/TestsConfigDownload.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/modules/tests/TestsConfigDownload.java
@@ -195,7 +195,8 @@ public class TestsConfigDownload extends Module {
 
 	    if (result != null) {
 	        //Stores tests data returned by webservice response
-	    	Vector res = (Vector) result;
+	    	@SuppressWarnings("rawtypes")
+			Vector res = (Vector) result;
 
 	    	Integer pluggable = new Integer(res.get(0).toString());
 	    	isPluggable = Global.parseIntBool(pluggable);
diff --git a/SWADroid/src/es/ugr/swad/swadroid/modules/tests/TestsQuestionsDownload.java b/SWADroid/src/es/ugr/swad/swadroid/modules/tests/TestsQuestionsDownload.java
index 4445f408..7b16fe85 100644
--- a/SWADroid/src/es/ugr/swad/swadroid/modules/tests/TestsQuestionsDownload.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/modules/tests/TestsQuestionsDownload.java
@@ -97,7 +97,8 @@ public class TestsQuestionsDownload extends Module {
 
 	    if (result != null) {
 	        //Stores tests data returned by webservice response
-	    	Vector res = (Vector) result;
+	    	@SuppressWarnings("rawtypes")
+			Vector res = (Vector) result;
 
             SoapObject tagsListObject = (SoapObject)res.get(0);
             SoapObject questionsListObject = (SoapObject)res.get(1);
diff --git a/SWADroid/src/es/ugr/swad/swadroid/widget/NumberPicker.java b/SWADroid/src/es/ugr/swad/swadroid/widget/NumberPicker.java
index e0869d2c..a916a264 100755
--- a/SWADroid/src/es/ugr/swad/swadroid/widget/NumberPicker.java
+++ b/SWADroid/src/es/ugr/swad/swadroid/widget/NumberPicker.java
@@ -23,7 +23,6 @@ import android.text.InputType;
 import android.text.Spanned;
 import android.text.method.NumberKeyListener;
 import android.util.AttributeSet;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.View.OnClickListener;
@@ -46,7 +45,8 @@ import es.ugr.swad.swadroid.R;
 public class NumberPicker extends LinearLayout implements OnClickListener,
         OnFocusChangeListener, OnLongClickListener {
 
-    private static final String TAG = "NumberPicker";
+    @SuppressWarnings("unused")
+	private static final String TAG = "NumberPicker";
     private static final int DEFAULT_MAX = 200;
     private static final int DEFAULT_MIN = 0;
 
@@ -113,7 +113,6 @@ public class NumberPicker extends LinearLayout implements OnClickListener,
         this(context, attrs, 0);
     }
 
-    @SuppressWarnings({"UnusedDeclaration"})
     public NumberPicker(Context context, AttributeSet attrs, int defStyle) {
         super(context, attrs);
         setOrientation(VERTICAL);