diff --git a/parse_xml.cpp b/parse_xml.cpp
index f2f3096..0ac87cb 100644
--- a/parse_xml.cpp
+++ b/parse_xml.cpp
@@ -651,8 +651,9 @@
             }
         }
         for (auto &&hal : hals) {
+            std::string description{hal.name};
             if (!object->add(std::move(hal))) {
-                this->mLastError = "Duplicated manifest.hal entry";
+                this->mLastError = "Duplicated manifest.hal entry " + description;
                 return false;
             }
         }