Trigger IO error only after exhausting attempts

(cherry picked from commit a4fae0e5e3dd33b87aae71151e28a3c832a6fa67)

1 files changed, 9 insertions, 3 deletions

diff --git a/drivers/windows/file_access_windows.cpp b/drivers/windows/file_access_windows.cpp
index 6f46bea18..a07be5c4f 100644
--- a/drivers/windows/file_access_windows.cpp
+++ b/drivers/windows/file_access_windows.cpp
@@ -138,16 +138,22 @@ void FileAccessWindows::close() {
 				//atomic replace for existing file
 				rename_error = !ReplaceFileW(save_path.c_str(), (save_path + ".tmp").c_str(), NULL, 2 | 4, NULL, NULL);
 			}
-			if (rename_error && close_fail_notify) {
-				close_fail_notify(save_path);
-			}
 			if (rename_error) {
 				attempts--;
 				OS::get_singleton()->delay_usec(1000000); //wait 100msec and try again
 			}
 		}
 
+		if (rename_error) {
+			if (close_fail_notify) {
+				close_fail_notify(save_path);
+			}
+
+			ERR_EXPLAIN("Safe save failed. This may be a permissions problem, but also may happen because you are running a paranoid antivirus. If this is the case, please switch to Windows Defender or disable the 'safe save' option in editor settings. This makes it work, but increases the risk of file corruption in a crash.");
+		}
+
 		save_path = "";
+
 		ERR_FAIL_COND(rename_error);
 	}
 }