+ fixes #0001831: FreeCAD can start only once

src/Base/FileInfo.cpp

@@ -205,6 +205,11 @@ void FileInfo::setFile(const char* name)
     }
 
     FileName = name;
+
+    // keep the UNC paths intact
+    if (FileName.substr(0,2) == std::string("\\\\"))
+        std::replace(FileName.begin()+2, FileName.end(), '\\', '/');
+    else
         std::replace(FileName.begin(), FileName.end(), '\\', '/');
 }