diff --git a/app/src/main/java/com/bshield/cccc/MainActivity.kt b/app/src/main/java/com/bshield/cccc/MainActivity.kt
index ab90dd9..331dbf6 100644
--- a/app/src/main/java/com/bshield/cccc/MainActivity.kt
+++ b/app/src/main/java/com/bshield/cccc/MainActivity.kt
@@ -1,6 +1,5 @@
 package com.bshield.cccc
 
-import android.R
 import android.app.DatePickerDialog
 import android.content.IntentFilter
 import android.nfc.NfcAdapter
@@ -11,7 +10,7 @@ import android.nfc.tech.TagTechnology
 import android.os.Bundle
 import android.text.InputType
 import android.view.View
-import android.widget.EditText
+import android.widget.TextView
 import androidx.appcompat.app.AppCompatActivity
 import com.bshield.cccc.databinding.ActivityMainBinding
 import java.util.*
@@ -121,6 +120,11 @@ class MainActivity : AppCompatActivity() {
         // binding.sampleText.text = "nfc enabled? ${nfcAdapter.isEnabled()}"
     }
 
+    private fun setError(value: String) {
+        runOnUiThread { binding.error.text = value }
+    }
+
+
     /**
      * A native method that is implemented by the 'cccc' native library,
      * which is packaged with this application.
@@ -142,15 +146,15 @@ class MainActivity : AppCompatActivity() {
         }
 
         if (binding.idnumber.text.length != 12) {
-            binding.error.text = "ID number must be 12 digits";
+            setError("ID number must be 12 digits");
             return;
         }
 
         if (!::birthday.isInitialized) {
-            binding.error.text = "Birthday is not entered";
+            setError("Birthday is not entered");
         }
         if (!::expirydate.isInitialized) {
-            binding.error.text = "Birthday is not entered";
+            setError("Birthday is not entered");
         }
 
         val id = binding.idnumber.text.substring(3);
@@ -170,6 +174,17 @@ class MainActivity : AppCompatActivity() {
         }
 
         val passcode = id + checkdigit(id) + birthday + checkdigit(birthday) + expirydate + checkdigit(expirydate);
-        val r = initNFCScan(tagTechnology!!, passcode);
+
+        try {
+            setError("Scanning the identity card");
+            if (initNFCScan(tagTechnology!!, passcode)) {
+                setError("Validated the identity card");
+            }
+            else {
+                setError("Identity card is not validated");
+            }
+        } catch (e: Error) {
+            setError("Error occurred when reading the card: $e");
+        }
     }
 }
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index d019128..92e7b44 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -48,7 +48,7 @@
         android:id="@+id/error"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="Hello World!"
+        android:hint="No Error Found"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"