diff options
| -rw-r--r-- | lib/spack/spack/config.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/spack/spack/config.py b/lib/spack/spack/config.py index 63839cfb05..574902f508 100644 --- a/lib/spack/spack/config.py +++ b/lib/spack/spack/config.py @@ -129,7 +129,7 @@ def first_existing(dictionary, keys): try: return next(k for k in keys if k in dictionary) except StopIteration: - raise KeyError("None of %s is in dict!" % keys) + raise KeyError("None of %s is in dict!" % str(keys)) class ConfigScope(object): |