diff --git a/src/classlib/module.cc b/src/classlib/module.cc
index cc919a6..22f100b 100644
--- a/src/classlib/module.cc
+++ b/src/classlib/module.cc
@@ -143,13 +143,13 @@ namespace PW3270_NAMESPACE
 		}
 		else
 		{
-			hModule = LoadLibrary(dllname);
+			hModule = LoadLibrary(dllname.c_str());
 			rc = GetLastError();
 		}
 
 		SetErrorMode(errorMode);
 
-		trace("%s hModule=%p rc=%d",dllname,hModule,(int) rc);
+		trace("%s hModule=%p rc=%d",dllname.c_str(),hModule,(int) rc);
 
 		if(cookie && RemoveDllDirectory)
 			RemoveDllDirectory(cookie);
@@ -158,7 +158,7 @@ namespace PW3270_NAMESPACE
 			FreeLibrary(kernel);
 
 		if(!hModule)
-			throw exception("Can't load %s",dllname.c_str());
+			throw exception("Can't load %s: %s",dllname.c_str(),session::win32_strerror(rc));
 
 #else
 		dllname += ".so";
diff --git a/src/include/pw3270/class.h b/src/include/pw3270/class.h
index 97af0d4..0a5b45b 100644
--- a/src/include/pw3270/class.h
+++ b/src/include/pw3270/class.h
@@ -150,7 +150,7 @@
 		// charset
 #ifdef WIN32
 		void			  		  set_display_charset(const char *remote = 0, const char *local = "CP1252");
-		string					  win32_strerror(int e);
+		static string			  win32_strerror(int e);
 #else
 		void			  		  set_display_charset(const char *remote = 0, const char *local = "UTF-8");
 #endif // WIN32
--
libgit2 0.21.2