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The "FAQ" page has been changed by BrandonWilliams. http://wiki.apache.org/cassandra/FAQ?action=diff&rev1=67&rev2=68 -------------------------------------------------- * [[#no_keyspaces|Why were none of the keyspaces described in storage-conf.xml loaded?]] * [[#gui|Is there a GUI admin tool for Cassandra?]] * [[#a_long_is_exactly_8_bytes|Insert operation throws InvalidRequestException with message "A long is exactly 8 bytes"]] + * [[#clustername_mismatch|Cassandra says "ClusterName mismatch: oldClusterName != newClusterName" and refuses to start]] <<Anchor(cant_listen_on_ip_any)>> @@ -281, +282 @@ } }}} + <<Anchor(clustername_mismatch)>> + + == Cassandra says "ClusterName mismatch: oldClusterName != newClusterName" and refuses to start == + + To prevent operator errors, Cassandra stores the name of the cluster in its system table. If you need to rename a cluster for some reason, it is safe to remove system/LocationInfo* if you've specified the node's token in the config file, or if you don't care about preserving the node's token (for instance in single node clusters.) +
