diff --git a/app/scanner/VersionDll.cpp b/app/scanner/VersionDll.cpp
index eb526230..4956d0b2 100644
--- a/app/scanner/VersionDll.cpp
+++ b/app/scanner/VersionDll.cpp
@@ -169,6 +169,7 @@ HGResult VersionDll::Free()
     m_mgr = NULL;
     HGBase_DestroyDll(m_dll);
     m_dll = NULL;
+    return HGBASE_ERR_OK;
 }
 
 HGBool VersionDll::IsValid()