startNfc() not found error

[ahmetbilgay]

It does not see the startNfc() function and throws it directly from the application

[jackbayliss]

Did you add the activity to your Manifest?

[ahmetbilgay]

<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.READ_SMS" />

<application
  android:name=".MainApplication"
  android:label="@string/app_name"
  android:icon="@mipmap/ic_launcher"
  android:roundIcon="@mipmap/ic_launcher_round"
  android:allowBackup="false"
  android:theme="@style/AppTheme">
  <activity
    android:name=".MainActivity"
    android:label="@string/app_name"
    android:configChanges="keyboard|keyboardHidden|orientation|screenSize|uiMode"
    android:launchMode="singleTask"
    android:windowSoftInputMode="adjustResize"
    android:exported="true">
    <intent-filter>
        <action android:name="android.intent.action.MAIN" />
        <category android:name="android.intent.category.LAUNCHER" />
    </intent-filter>
  </activity>
  <activity android:exported="true"  android:name="com.jackbayliss.nfcreader.NfcCardReaderActivity">
    <intent-filter>
        <action android:name="android.nfc.action.TECH_DISCOVERED" />
        <category android:name="android.intent.category.DEFAULT" />
    </intent-filter>
  </activity>
</application>

[jackbayliss]

@ahmetbilgay did you try the sample app, have you checked logcat for any information?

[ahmetbilgay]

yes i tried i caught it giving this error on android 12