Added fail-safe

app/src/main/java/eu/faircode/email/FragmentCompose.java

@@ -3588,7 +3588,7 @@ public class FragmentCompose extends FragmentBase {
                     if (cursor != null && cursor.getCount() == 0)
                         throw new SecurityException("Could not retrieve selected contact");
 
-                    if (cursor != null && cursor.moveToFirst()) {
+                    if (cursor != null && cursor.moveToFirst() && cursor.getColumnCount() > 0) {
                         int colEmail = cursor.getColumnIndex(ContactsContract.CommonDataKinds.Email.ADDRESS);
                         int colName = cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME);
                         if (colEmail >= 0 && colName >= 0) {

app/src/main/java/eu/faircode/email/FragmentRule.java

@@ -1180,7 +1180,7 @@ public class FragmentRule extends FragmentBase {
                         ContactsContract.CommonDataKinds.Email.ADDRESS
                 },
                 null, null, null)) {
-            if (cursor != null && cursor.moveToFirst())
+            if (cursor != null && cursor.moveToFirst() && cursor.getColumnCount() > 0)
                 et.setText(cursor.getString(0));
         } catch (Throwable ex) {
             Log.e(ex);