From 0bea15077bf39b8e0d87b65b278e694dc9c991e3 Mon Sep 17 00:00:00 2001
From: Leland Lucius <github@homerow.net>
Date: Mon, 6 Jul 2020 18:55:53 -0500
Subject: [PATCH] AUP3: UP-15 - cannot update a project

At least the project file doesn't get deleted now.
---
 src/ProjectFileManager.cpp | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/src/ProjectFileManager.cpp b/src/ProjectFileManager.cpp
index b1f07463a..21214ffcf 100644
--- a/src/ProjectFileManager.cpp
+++ b/src/ProjectFileManager.cpp
@@ -266,7 +266,7 @@ bool ProjectFileManager::DoSave(const FilePath & fileName, const bool fromSaveAs
 
    // Always save a backup of the original project file
    wxString safetyFileName;
-   if (wxFileExists(fileName))
+   if (fromSaveAs && wxFileExists(fileName))
    {
 #ifdef __WXGTK__
       safetyFileName = fileName + wxT("~");
@@ -303,11 +303,14 @@ bool ProjectFileManager::DoSave(const FilePath & fileName, const bool fromSaveAs
          wxICON_ERROR,
          &window);
 
-      if (wxFileExists(fileName))
+      if (fromSaveAs)
       {
-         wxRemoveFile(fileName);
+         if (wxFileExists(fileName))
+         {
+            wxRemoveFile(fileName);
+         }
+         wxRename(safetyFileName, fileName);
       }
-      wxRename(safetyFileName, fileName);
 
       return false;
    }
@@ -330,7 +333,10 @@ bool ProjectFileManager::DoSave(const FilePath & fileName, const bool fromSaveAs
    // If we get here, saving the project was successful, so we can DELETE
    // the .bak file (because it now does not fit our block files anymore
    // anyway).
-   wxRemoveFile(safetyFileName);
+   if (!safetyFileName.empty())
+   {
+      wxRemoveFile(safetyFileName);
+   }
 
    return true;
 }