diff --git a/reactos/base/system/winlogon/winlogon.c b/reactos/base/system/winlogon/winlogon.c
index 81bb593b266..861046888c2 100644
--- a/reactos/base/system/winlogon/winlogon.c
+++ b/reactos/base/system/winlogon/winlogon.c
@@ -97,13 +97,22 @@ StartCustomService(
 
 	hSCManager = OpenSCManager(NULL, NULL, 0);
 	if (!hSCManager)
+	{
+		ERR("WL: Failed to OpenSCManager\n");
 		goto cleanup;
+	}
 
 	hService = OpenServiceW(hSCManager, ServiceName, SERVICE_START);
 	if (!hService)
+	{
+		ERR("WL: Failed to open the service\n");
 		goto cleanup;
+	}
 	if (!StartServiceW(hService, 0, NULL))
+	{
+		ERR("WL: Failed to start the service\n");
 		goto cleanup;
+	}
 
 	ret = TRUE;