From 4743545c82d0748e85660a33ee87c7a990aa24b0 Mon Sep 17 00:00:00 2001
From: AndyScherzinger <info@andy-scherzinger.de>
Date: Mon, 25 Sep 2017 13:30:18 +0200
Subject: [PATCH] resolves #1590 by checking for null

---
 .../android/ui/fragment/OCFileListFragment.java  | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/main/java/com/owncloud/android/ui/fragment/OCFileListFragment.java b/src/main/java/com/owncloud/android/ui/fragment/OCFileListFragment.java
index 681e2dc75d..4c5174edbe 100644
--- a/src/main/java/com/owncloud/android/ui/fragment/OCFileListFragment.java
+++ b/src/main/java/com/owncloud/android/ui/fragment/OCFileListFragment.java
@@ -1538,12 +1538,16 @@ public class OCFileListFragment extends ExtendedListFragment implements OCFileLi
                         }
 
                         final FileDisplayActivity fileDisplayActivity = (FileDisplayActivity) getActivity();
-                        fileDisplayActivity.runOnUiThread(new Runnable() {
-                            @Override
-                            public void run() {
-                                fileDisplayActivity.setIndeterminate(false);
-                            }
-                        });
+                        if (fileDisplayActivity != null) {
+                            fileDisplayActivity.runOnUiThread(new Runnable() {
+                                @Override
+                                public void run() {
+                                    if (fileDisplayActivity != null) {
+                                        fileDisplayActivity.setIndeterminate(false);
+                                    }
+                                }
+                            });
+                        }
                     }
 
                     return remoteOperationResult.isSuccess();