1 files changed, 4 insertions, 1 deletions
diff --git a/src/main.cpp b/src/main.cpp
index 3b89e721..994dfd29 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -139,6 +139,10 @@ bool bootstrap()
   // verify the hook-dll exists
   QString dllName = qApp->applicationDirPath() + "/" + ToQString(AppConfig::hookDLLName());
 
+  if (::GetModuleHandleW(ToWString(dllName).c_str()) != NULL) {
+    throw std::runtime_error("hook.dll already loaded! You can't start Mod Organizer from within itself (not even indirectly)");
+  }
+
   HMODULE dllMod = ::LoadLibraryW(ToWString(dllName).c_str());
   if (dllMod == NULL) {
     throw windows_error("hook.dll is missing or invalid");
@@ -311,7 +315,6 @@ bool HaveWriteAccess(const std::wstring &path)
 }
 
 
-
 int main(int argc, char *argv[])
 {
   MOApplication application(argc, argv);