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Diffstat (limited to 'ironic/api/middleware/parsable_error.py')
-rw-r--r--ironic/api/middleware/parsable_error.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/ironic/api/middleware/parsable_error.py b/ironic/api/middleware/parsable_error.py
index 1b86e14ff..42e2d6875 100644
--- a/ironic/api/middleware/parsable_error.py
+++ b/ironic/api/middleware/parsable_error.py
@@ -85,7 +85,7 @@ class ParsableErrorMiddleware(object):
else:
body = [json.dumps({'error_message': '\n'.join(app_iter)})]
state['headers'].append(('Content-Type', 'application/json'))
- state['headers'].append(('Content-Length', len(body[0])))
+ state['headers'].append(('Content-Length', str(len(body[0]))))
else:
body = app_iter
return body