diff --git a/extern/MicroGUiTools b/extern/MicroGUiTools
index a65d5df..1e8926e 160000
--- a/extern/MicroGUiTools
+++ b/extern/MicroGUiTools
@@ -1 +1 @@
-Subproject commit a65d5dfba834a32b2b45023f2c3e3a98533c7601
+Subproject commit 1e8926edd95dc155d57c1306d7b13448cd895740
diff --git a/unifiednlp-base/src/main/java/org/microg/nlp/ui/AbstractBackendPreference.java b/unifiednlp-base/src/main/java/org/microg/nlp/ui/AbstractBackendPreference.java
index 1634ca0..a8208d4 100644
--- a/unifiednlp-base/src/main/java/org/microg/nlp/ui/AbstractBackendPreference.java
+++ b/unifiednlp-base/src/main/java/org/microg/nlp/ui/AbstractBackendPreference.java
@@ -26,6 +26,7 @@
 import android.os.IBinder;
 import android.preference.DialogPreference;
 import android.util.AttributeSet;
+import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -33,6 +34,7 @@
 import android.widget.CheckBox;
 import android.widget.ListView;
 import android.widget.TextView;
+import android.widget.Toast;
 
 import org.microg.nlp.Preferences;
 import org.microg.nlp.R;
@@ -199,27 +201,33 @@ public void onClick(View v) {
     }
 
     protected void enableBackend(BackendInfo backendInfo) {
-        if (backendInfo.getMeta(METADATA_BACKEND_INIT_ACTIVITY) != null) {
-            getContext().startActivity(createExternalIntent(backendInfo, METADATA_BACKEND_INIT_ACTIVITY));
-        } else {
-            Intent intent = buildBackendIntent();
-            intent.setPackage(backendInfo.serviceInfo.packageName);
-            intent.setClassName(backendInfo.serviceInfo.packageName, backendInfo.serviceInfo.name);
-            getContext().bindService(intent, new ServiceConnection() {
-                @Override
-                public void onServiceConnected(ComponentName name, IBinder service) {
-                    Intent i = getBackendInitIntent(service);
-                    if (i != null) {
-                        getContext().startActivity(i);
+        try {
+            if (backendInfo.getMeta(METADATA_BACKEND_INIT_ACTIVITY) != null) {
+                getContext().startActivity(createExternalIntent(backendInfo, METADATA_BACKEND_INIT_ACTIVITY));
+            } else {
+                Intent intent = buildBackendIntent();
+                intent.setPackage(backendInfo.serviceInfo.packageName);
+                intent.setClassName(backendInfo.serviceInfo.packageName, backendInfo.serviceInfo.name);
+                getContext().bindService(intent, new ServiceConnection() {
+                    @Override
+                    public void onServiceConnected(ComponentName name, IBinder service) {
+                        Intent i = getBackendInitIntent(service);
+                        if (i != null) {
+                            getContext().startActivity(i);
+                        }
+                        getContext().unbindService(this);
                     }
-                    getContext().unbindService(this);
-                }
 
-                @Override
-                public void onServiceDisconnected(ComponentName name) {
+                    @Override
+                    public void onServiceDisconnected(ComponentName name) {
 
-                }
-            }, BIND_AUTO_CREATE);
+                    }
+                }, BIND_AUTO_CREATE);
+            }
+        } catch (Exception e) {
+            backendInfo.enabled = false;
+            Toast.makeText(getContext(), "Error initializing backend", Toast.LENGTH_SHORT).show();
+            resetAdapter();
         }
     }
 
diff --git a/unifiednlp-base/src/main/java/org/microg/nlp/ui/SettingsActivity.java b/unifiednlp-base/src/main/java/org/microg/nlp/ui/SettingsActivity.java
index de5ee77..d4b5155 100644
--- a/unifiednlp-base/src/main/java/org/microg/nlp/ui/SettingsActivity.java
+++ b/unifiednlp-base/src/main/java/org/microg/nlp/ui/SettingsActivity.java
@@ -28,12 +28,17 @@
 import org.microg.nlp.R;
 import org.microg.tools.selfcheck.NlpOsCompatChecks;
 import org.microg.tools.selfcheck.NlpStatusChecks;
+import org.microg.tools.selfcheck.PermissionCheckGroup;
 import org.microg.tools.selfcheck.SelfCheckGroup;
 import org.microg.tools.ui.AbstractAboutFragment;
 import org.microg.tools.ui.AbstractSelfCheckFragment;
 
 import java.util.List;
 
+import static android.Manifest.permission.ACCESS_COARSE_LOCATION;
+import static android.os.Build.VERSION.SDK_INT;
+import static android.os.Build.VERSION_CODES.LOLLIPOP_MR1;
+
 public class SettingsActivity extends AppCompatActivity {
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -94,6 +99,9 @@ public static class MySelfCheckFragment extends AbstractSelfCheckFragment {
 
         @Override
         protected void prepareSelfCheckList(List<SelfCheckGroup> checks) {
+            if (SDK_INT > LOLLIPOP_MR1) {
+                checks.add(new PermissionCheckGroup(ACCESS_COARSE_LOCATION));
+            }
             checks.add(new NlpOsCompatChecks());
             checks.add(new NlpStatusChecks());
         }