--- a/mobile/android/base/overlays/ui/ShareDialog.java
+++ b/mobile/android/base/overlays/ui/ShareDialog.java
@@ -98,16 +98,17 @@ public class ShareDialog extends LocaleA
 
         if (TextUtils.isEmpty(pageUrl)) {
             Log.e(LOGTAG, "Unable to process shared intent. No URL found!");
 
             // Display toast notifying the user of failure (most likely a developer who screwed up
             // trying to send a share intent).
             Toast toast = Toast.makeText(this, getResources().getText(R.string.overlay_share_no_url), Toast.LENGTH_SHORT);
             toast.show();
+            finish();
 
             return;
         }
 
         setContentView(R.layout.overlay_share_dialog);
 
         LocalBroadcastManager.getInstance(this).registerReceiver(uiEventListener,
                                                                  new IntentFilter(OverlayConstants.SHARE_METHOD_UI_EVENT));