diff --git a/app/src/main/java/cy/agorise/crystalwallet/viewmodels/validators/validationfields/AmountValidationField.java b/app/src/main/java/cy/agorise/crystalwallet/viewmodels/validators/validationfields/AmountValidationField.java
index b033d3a..3b44223 100644
--- a/app/src/main/java/cy/agorise/crystalwallet/viewmodels/validators/validationfields/AmountValidationField.java
+++ b/app/src/main/java/cy/agorise/crystalwallet/viewmodels/validators/validationfields/AmountValidationField.java
@@ -30,7 +30,18 @@ public class AmountValidationField extends ValidationField {
         try {
             final float newAmountValue = Float.parseFloat(amountField.getText().toString());
             final CryptoCurrency cryptoCurrency = (CryptoCurrency)assetSpinner.getSelectedItem();
-            final String mixedValues = newAmountValue+"_"+cryptoCurrency.getId();
+
+            /*
+            * Validation for the money
+            * */
+            if(cryptoCurrency==null){
+                setMessageForValue("",amountField.getContext().getString(R.string.send_assets_error_invalid_cypto_coin_selected));
+                setValidForValue("", false);
+                return;
+            }
+
+            final String idCurrency = cryptoCurrency==null?"null ":Long.toString(cryptoCurrency.getId());
+            final String mixedValues = newAmountValue + "_" + idCurrency;
             this.setLastValue(mixedValues);
             this.startValidating();
             final ValidationField field = this;
diff --git a/app/src/main/res/values/strings_errors.xml b/app/src/main/res/values/strings_errors.xml
index 29a6737..a930372 100644
--- a/app/src/main/res/values/strings_errors.xml
+++ b/app/src/main/res/values/strings_errors.xml
@@ -11,5 +11,7 @@
 
     <string name="network_err_no_server_connection" translatable="false">No server connection</string>
 
+    <string name="send_assets_error_invalid_cypto_coin_selected" translatable="false">Invalid crypto coin selected</string>
+
 
 </resources>