Deploys fail with elastic search exception

When deploying a new order, I get the following exception in the log, and a -1 error in the UI. I'm able to deploy any orders at this point.

2012-11-26 16:59:12,101-519112953 [elasticsearch[aq-qa-tomcat1][generic]T#47] DEBUG com.thesearchagency.saas.core.services.search.internal.ElasticSearchIndex -
org.elasticsearch.indices.IndexAlreadyExistsException: [com.optus] Already exists
at org.elasticsearch.cluster.metadata.MetaDataCreateIndexService.validate(MetaDataCreateIndexService.java:453)
at org.elasticsearch.cluster.metadata.MetaDataCreateIndexService.access$100(MetaDataCreateIndexService.java:78)
at org.elasticsearch.cluster.metadata.MetaDataCreateIndexService$1.execute(MetaDataCreateIndexService.java:138)
at org.elasticsearch.cluster.service.InternalClusterService$2.run(InternalClusterService.java:208)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:679)
Exception in thread "elasticsearch[aq-qa-tomcat1][generic]T#47" org.elasticsearch.index.mapper.MergeMappingException: Merge failed with failures

{[mapper [id] has different index values]}

at org.elasticsearch.cluster.metadata.MetaDataMappingService$4.execute(MetaDataMappingService.java:325)
at org.elasticsearch.cluster.service.InternalClusterService$2.run(InternalClusterService.java:208)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:679)