ZONE_RULE_TOO_FEW_ZONES_CWOBJ2430=CWOBJ2430E: The zoneRule {0} contains too few zones ({1}) for the number of shardMappings ({2}) that use the zoneRule.
Explanation
If a zoneRule contains more than one zone, it must have at least as many zones as shardMappings that make use of the zoneRule.
User response
Add zones to the zoneRule or move shardMappings to different zoneRules.