Hi Juan,

Graylog 1.x doesn't support Elasticsearch 2.0.x, see 
https://github.com/Graylog2/graylog2-server/issues/1518.

Cheers,
Jochen

On Monday, 16 November 2015 19:29:18 UTC+1, Juan Andres Ramirez wrote:
>
> Hello Guys,
>         I tried migrate my indexes from elasticsearch 1.7 to 2.0, but I 
> have a lot problem with _timestamp field, and I can't migrate the indexes 
> because I have this error:
>
>  "error" : {
>     "root_cause" : [ {
>       "type" : "snapshot_restore_exception",
>       "reason" : "[my_backup:snapshot_1] cannot restore index 
> [graylog2_19] because it cannot be upgraded"
>     } ],
>     "type" : "snapshot_restore_exception",
>     "reason" : "[my_backup:snapshot_1] cannot restore index [graylog2_19] 
> because it cannot be upgraded",
>     "caused_by" : {
>       "type" : "illegal_state_exception",
>       "reason" : "unable to upgrade the mappings for the index 
> [graylog2_19], reason: [Mapper for [_timestamp] conflicts with existing 
> mapping in other types:\n[mapper [_timestamp] is used by multiple types. 
> Set update_all_types to true to update [format] across all types.]]",
>       "caused_by" : {
>         "type" : "illegal_argument_exception",
>         "reason" : "Mapper for [_timestamp] conflicts with existing 
> mapping in other types:\n[mapper [_timestamp] is used by multiple types. 
> Set update_all_types to true to update [format] across all types.]"
>       }
>     }
>   },
>   "status" : 500
>
>
> This is index number 19 and I have 50...I can't lose my data, anyone knows 
> how to fix it?.
>
> Link elasticsearch about this topic: 
> https://www.elastic.co/guide/en/elasticsearch/reference/current/mapping-timestamp-field.html
>
>
> Thank you.
>

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