diff --git a/openbr/plugins/core/loadstore.cpp b/openbr/plugins/core/loadstore.cpp
index 6e4d55f..0435e2b 100644
--- a/openbr/plugins/core/loadstore.cpp
+++ b/openbr/plugins/core/loadstore.cpp
@@ -201,11 +201,12 @@ private:
 
     QString getFileName() const
     {
-        foreach (const QString &file, QStringList() << fileName
-                                                    << Globals->sdkPath + "/share/openbr/models/distances/" + fileName
-                                                    << Globals->sdkPath + "/../share/openbr/models/distances/" + fileName)
-            if (QFileInfo(file).exists())
-                return file;
+        if (!fileName.isEmpty())
+            foreach (const QString &file, QStringList() << fileName
+                                                        << Globals->sdkPath + "/share/openbr/models/distances/" + fileName
+                                                        << Globals->sdkPath + "/../share/openbr/models/distances/" + fileName)
+                if (QFileInfo(file).exists())
+                    return file;
         return QString();
     }