Troubleshooting Jedis Authentication Error on Unprotected Redis Instances
Understanding the Exception
When integrating Java applications with Redis via the Jedis client, developers may encounter the following runtime exception:
redis.clients.jedis.exceptions.JedisDataException: ERR Client sent AUTH, but no password is set
This error indicates a mismatch in security expectations between the client and the server. Spe ...
Posted on Sun, 24 May 2026 17:52:07 +0000 by scottjcampbell