From 0a366bbc4d54bc27c3fc6b06020d34ccee57fd53 Mon Sep 17 00:00:00 2001
From: panupan <lionpeal@yahoo.com>
Date: Tue, 13 Jan 2015 13:05:38 -0500
Subject: [PATCH] Update MRProgressOverlayView.m

Was trying to run KiF UI automation tests on a project with MRProgress installed as a CocoaPod and was running into a strange exception. This seems to resolve the issue.
---
 src/Components/MRProgressOverlayView.m | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/Components/MRProgressOverlayView.m b/src/Components/MRProgressOverlayView.m
index d20b482..951410f 100644
--- a/src/Components/MRProgressOverlayView.m
+++ b/src/Components/MRProgressOverlayView.m
@@ -337,8 +337,15 @@ - (UIView *)createModeView {
 }
 
 - (void)setModeView:(UIView *)modeView {
+    if (_modeView) {
+        [_modeView removeFromSuperview];
+    }
+    
     _modeView = modeView;
-    [self.dialogView addSubview:modeView];
+    
+    if (_modeView) {
+        [self.dialogView addSubview:_modeView];
+    }
 }
 
 - (UIView *)createViewForMode:(MRProgressOverlayViewMode)mode {