# \#operators

**URL:** https://forum.autonomys.xyz/tag/operators/57.md

[Latest](https://forum.autonomys.xyz/latest.md) · [Categories](https://forum.autonomys.xyz/categories.md) · [Tags](https://forum.autonomys.xyz/tags.md)

---

## [Domain won't start - Failed to process consensus block=Unknown Block](https://forum.autonomys.xyz/t/domain-wont-start-failed-to-process-consensus-block-unknown-block/2222)

<div class="topic-metadata">

**Author:** [@jrwashburn](https://forum.autonomys.xyz/u/jrwashburn)\
**Replies:** 9\
**Last updated:** [January 31, 2024, 5:41pm UTC](https://forum.autonomys.xyz/t/domain-wont-start-failed-to-process-consensus-block-unknown-block/2222 "2024-01-31T17:41:37Z")

</div>

After renaming paritydb folder to back it up, (renamed due to to OOM Killer) node synched okay, but now that operator re-registered, operator fails to start and crashes with: Dec 05 17:23:00 mmvt1 subspace-node\[2191\]: …

---

## [Operator - error - Failed to submit challenges from chain](https://forum.autonomys.xyz/t/operator-error-failed-to-submit-challenges-from-chain/2193)

<div class="topic-metadata">

**Author:** [@Pavel\_Kochurov](https://forum.autonomys.xyz/u/Pavel_Kochurov)\
**Replies:** 3\
**Last updated:** [November 23, 2023, 10:15am UTC](https://forum.autonomys.xyz/t/operator-error-failed-to-submit-challenges-from-chain/2193 "2023-11-23T10:15:55Z")

</div>

Issue Report After running node as an operator constantly getting the following error: Failed to submit challenges from chain at block (0, ) - see screen. Is this error critical? What is the reason? Environment \*\*Opera…

---

## [Operators Guide Questions](https://forum.autonomys.xyz/t/operators-guide-questions/2177)

<div class="topic-metadata">

**Author:** [@skylordafk](https://forum.autonomys.xyz/u/skylordafk)\
**Replies:** 7\
**Last updated:** [November 21, 2023, 7:04am UTC](https://forum.autonomys.xyz/t/operators-guide-questions/2177 "2023-11-21T07:04:51Z")

</div>

I’m going through the Operators guide, preparing for Stake Wars next week. I have a few questions that I’m looking for clarification on: 1) Which is the correct command to start syncing a new Operator node? Is it the …