From faa3d43d9c3269d0dba400463ca76f5d0911bf00 Mon Sep 17 00:00:00 2001
From: Ben Boeckel <ben.boeckel@kitware.com>
Date: Thu, 14 Jul 2016 16:33:38 -0400
Subject: [PATCH] package: mention the package that is no concrete

---
 lib/spack/spack/package.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/spack/spack/package.py b/lib/spack/spack/package.py
index 78dfef58292..7f53b461b29 100644
--- a/lib/spack/spack/package.py
+++ b/lib/spack/spack/package.py
@@ -911,7 +911,7 @@ def do_install(self,
         run_tests   -- Runn tests within the package's install()
         """
         if not self.spec.concrete:
-            raise ValueError("Can only install concrete packages.")
+            raise ValueError("Can only install concrete packages: %s." % self.spec.name)
 
         # No installation needed if package is external
         if self.spec.external: