CLUSTERDOWN but the cluster isn't down

Redis cluster cluster slot · Remove KEY in the Redis Cluster mode · Redis cluster set key error CLUSTERDOWN Hash slot not served · Hash slot in Redis

This result in a “CROSS-SLOT” operation which is not allowed in a cluster Hash slots control how data is distributed within the cluster, so

error slot Redis cluster cluster slot · Remove KEY in the Redis Cluster mode · Redis cluster set key error CLUSTERDOWN Hash slot not served · Hash slot in Redis

error_ draggable element must have an item slot If you are not using Redis in cluster mode or master-slave mode & still getting this error CLUSTERDOWN Hash slot not served then you must