Jedis reports that Redis responded with an unhandled error code

We found this prefix in 4 webpages.
MapChildren (3)Typical messages (2)TraceDetailed Map
  1. redis.clients.jedis.exceptions.JedisConnectionException
    1.   at redis.clients.jedis.Protocol.process()
    2.   at redis.clients.jedis.Protocol.read()
    3.   at redis.clients.jedis.Connection.getBinaryMultiBulkReply()
    4.   at redis.clients.jedis.Connection.getMultiBulkReply()
  1. redis.clients.jedis.exceptions.JedisConnectionException: Unknown reply: b

    First:7 years ago
    Last:2 years ago
    Author:clara
  2. GitHub iconredis.clients.jedis.exceptions.JedisConnectionException: It seems like server has closed the connection.

    First:5 years ago
    Last:3 years ago
    Author:thepieuvre
  3. JedisConnectionException

    JMeterThread.run()
    Crashes:2
    Projects:0
    Web Pages:2
    Error Reports:0
    First:3 weeks ago
    Last:3 weeks ago
    preview
MessageNumber of crashes
Unknown reply: 13
Unknown reply: b1
  1. redis.clients.jedis.exceptions.JedisConnectionException
    1.   at redis.clients.jedis.Protocol.process()
    2.   at redis.clients.jedis.Protocol.read()
    3.   at redis.clients.jedis.Connection.getBinaryMultiBulkReply()
    4.   at redis.clients.jedis.Connection.getMultiBulkReply()