Update strings.xml

New Lines Added.

build.gradle

@@ -8,8 +8,8 @@ android {
         applicationId "com.topjohnwu.magisk"
         minSdkVersion 21
         targetSdkVersion 27
-        versionCode 90
-        versionName "5.5.4"
+        versionCode 91
+        versionName "5.5.5"
         ndk {
             moduleName 'zipadjust'
             abiFilters 'x86', 'x86_64', 'armeabi-v7a', 'arm64-v8a'

src/main/assets/changelog.md

@@ -1,3 +1,6 @@
+### v5.5.5
+- Fix crashes on Lollipop and some devices that don't follow AOSP standards
+
 ### v5.5.4
 - Fix on-boot dtbo detection
 - Add fingerprint authentication for Superuser requests

src/main/java/com/topjohnwu/magisk/utils/FingerprintHelper.java

@@ -18,7 +18,7 @@ import javax.crypto.KeyGenerator;
 import javax.crypto.SecretKey;
 
 @TargetApi(Build.VERSION_CODES.M)
-public abstract class FingerprintHelper extends FingerprintManager.AuthenticationCallback {
+public abstract class FingerprintHelper {
 
     private FingerprintManager manager;
     private Cipher cipher;
@@ -30,7 +30,7 @@ public abstract class FingerprintHelper extends FingerprintManager.Authenticatio
         MagiskManager mm = MagiskManager.get();
         KeyguardManager km = mm.getSystemService(KeyguardManager.class);
         FingerprintManager fm = mm.getSystemService(FingerprintManager.class);
-        return km.isKeyguardSecure() && fm.isHardwareDetected() && fm.hasEnrolledFingerprints();
+        return km.isKeyguardSecure() && fm != null && fm.isHardwareDetected() && fm.hasEnrolledFingerprints();
     }
 
     protected FingerprintHelper() throws Exception {
@@ -54,10 +54,38 @@ public abstract class FingerprintHelper extends FingerprintManager.Authenticatio
         }
     }
 
+    public abstract void onAuthenticationError(int errorCode, CharSequence errString);
+
+    public abstract void onAuthenticationHelp(int helpCode, CharSequence helpString);
+
+    public abstract void onAuthenticationSucceeded(FingerprintManager.AuthenticationResult result);
+
+    public abstract void onAuthenticationFailed();
+
     public void startAuth() {
         cancel = new CancellationSignal();
         FingerprintManager.CryptoObject cryptoObject = new FingerprintManager.CryptoObject(cipher);
-        manager.authenticate(cryptoObject, cancel, 0, this, null);
+        manager.authenticate(cryptoObject, cancel, 0, new FingerprintManager.AuthenticationCallback() {
+            @Override
+            public void onAuthenticationError(int errorCode, CharSequence errString) {
+                FingerprintHelper.this.onAuthenticationError(errorCode, errString);
+            }
+
+            @Override
+            public void onAuthenticationHelp(int helpCode, CharSequence helpString) {
+                FingerprintHelper.this.onAuthenticationHelp(helpCode, helpString);
+            }
+
+            @Override
+            public void onAuthenticationSucceeded(FingerprintManager.AuthenticationResult result) {
+                FingerprintHelper.this.onAuthenticationSucceeded(result);
+            }
+
+            @Override
+            public void onAuthenticationFailed() {
+                FingerprintHelper.this.onAuthenticationFailed();
+            }
+        }, null);
     }
 
     public void cancel() {

src/main/res/values-es/strings.xml

@@ -163,7 +163,10 @@
     <string name="request_timeout_summary">%1$s segundos</string>
     <string name="settings_su_reauth_title">Re-autenticación</string>
     <string name="settings_su_reauth_summary">Pedir permisos de superusuario nuevamente si una aplicación es actualizada o reinstalada</string>
-
+    <string name="settings_su_fingerprint_title">Habilitar la autenticación de huellas digitales</string>
+    <string name="settings_su_fingerprint_summary">Utilice el escáner de huellas digitales para permitir las solicitudes de superusuario</string>
+ 
+    
     <string name="multiuser_mode">Modo MultiUsuario</string> 
     <string name="settings_owner_only">Sólo Administrador del Dispositivo</string>
     <string name="settings_owner_manage">Administrador del Dispositivo</string>
@@ -209,6 +212,7 @@
     <string name="su_revoke_msg">¿Confirmar para revocar derechos de %1$s?</string>
     <string name="toast">Aviso</string>
     <string name="none">Nada</string>
+    <string name="auth_fail">Autenticación fallida</string>
 
     <!--Superuser logs-->
     <string name="pid">PID:\u0020</string>