From edaace5d949619cd0c8e152b85652fbd09607947 Mon Sep 17 00:00:00 2001
From: tibbi <tibor@kaputa.sk>
Date: Wed, 12 Apr 2017 23:40:10 +0200
Subject: [PATCH] check if there is an available activity for handling
 open_document_tree intent

---
 .../com/simplemobiletools/commons/extensions/Activity.kt  | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/commons/src/main/kotlin/com/simplemobiletools/commons/extensions/Activity.kt b/commons/src/main/kotlin/com/simplemobiletools/commons/extensions/Activity.kt
index e76f320dd..188b4ffc5 100644
--- a/commons/src/main/kotlin/com/simplemobiletools/commons/extensions/Activity.kt
+++ b/commons/src/main/kotlin/com/simplemobiletools/commons/extensions/Activity.kt
@@ -10,6 +10,7 @@ import android.view.View
 import android.view.WindowManager
 import android.view.inputmethod.InputMethodManager
 import android.widget.EditText
+import com.simplemobiletools.commons.R
 import com.simplemobiletools.commons.activities.BaseSimpleActivity
 import com.simplemobiletools.commons.dialogs.DonateDialog
 import com.simplemobiletools.commons.dialogs.WhatsNewDialog
@@ -41,7 +42,12 @@ fun Activity.isShowingSAFDialog(file: File, treeUri: String, requestCode: Int):
                     if (resolveActivity(packageManager) == null) {
                         type = "*/*"
                     }
-                    startActivityForResult(this, requestCode)
+
+                    if (resolveActivity(packageManager) != null) {
+                        startActivityForResult(this, requestCode)
+                    } else {
+                        toast(R.string.unknown_error_occurred)
+                    }
                 }
             }
         }