# Description of anomalies?

**URL:** https://forum.datomic.com/t/description-of-anomalies/535
**Category:** Datomic Cloud
**Created:** [July 13, 2018, 3:02pm UTC](https://forum.datomic.com/t/description-of-anomalies/535 "2018-07-13T15:02:19Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![markaddleman](https://avatars.discourse-cdn.com/v4/letter/m/a8b319/32.png) [@markaddleman](https://forum.datomic.com/u/markaddleman)
#### Post date: [July 13, 2018, 3:02pm UTC](https://forum.datomic.com/t/description-of-anomalies/535/1 "2018-07-13T15:02:19Z")

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Hi-

We’re starting to receive a couple of different anomalies: `:cognitect.anomalies/busy` and `:cognitect.anomalies/unavailable`. What do these mean? How are they different from one another?

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### Author: ![eoliphant](https://avatars.discourse-cdn.com/v4/letter/e/96bed5/32.png) [@eoliphant](https://forum.datomic.com/u/eoliphant)
#### Post date: [July 16, 2018, 4:42pm UTC](https://forum.datomic.com/t/description-of-anomalies/535/2 "2018-07-16T16:42:55Z")

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They’re documented here: [https://github.com/cognitect-labs/anomalies](https://github.com/cognitect-labs/anomalies)