# Wandb: ERROR Error while calling W&B API: joined SQL must have at least one part (\<Response \[500\]\>)

**URL:** <https://community.wandb.ai/t/wandb-error-error-while-calling-w-b-api-joined-sql-must-have-at-least-one-part-response-500/8246>\
**Category:** W&B Help\
**Tags:** sweeps, wandb\
**Created:** [October 25, 2024, 11:08pm UTC](https://community.wandb.ai/t/wandb-error-error-while-calling-w-b-api-joined-sql-must-have-at-least-one-part-response-500/8246 "2024-10-25T23:08:37Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![sree\_harsha](https://avatars.discourse-cdn.com/v4/letter/s/22d042/32.png) [@sree\_harsha](https://community.wandb.ai/u/sree_harsha)\
**Post date:** [October 25, 2024, 11:08pm UTC](https://community.wandb.ai/t/wandb-error-error-while-calling-w-b-api-joined-sql-must-have-at-least-one-part-response-500/8246/1 "2024-10-25T23:08:37Z")

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Hi,

I’m trying to run a sweep, an initial job ran – but every job I try to start leads to:

```auto
wandb: Starting wandb agent 🕵️
wandb: Starting wandb agent 🕵️
wandb: Starting wandb agent 🕵️
wandb: Starting wandb agent 🕵️
wandb: ERROR Error while calling W&B API: joined SQL must have at least one part (<Response [500]>)
wandb: ERROR Error while calling W&B API: joined SQL must have at least one part (<Response [500]>)
wandb: ERROR Error while calling W&B API: joined SQL must have at least one part (<Response [500]>)
wandb: ERROR Error while calling W&B API: joined SQL must have at least one part (<Response [500]>)
wandb: ERROR Error while calling W&B API: joined SQL must have at least one part (<Response [500]>)
wandb: ERROR Error while calling W&B API: joined SQL must have at least one part (<Response [500]>)
wandb: ERROR Error while calling W&B API: joined SQL must have at least one part (<Response [500]>)
wandb: ERROR Error while calling W&B API: joined SQL must have at least one part (<Response [500]>)

```

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<div class="post-metadata">

**Author:** ![bmucsanyi](https://avatars.discourse-cdn.com/v4/letter/b/bc79bd/32.png) [@bmucsanyi](https://community.wandb.ai/u/bmucsanyi)\
**Post date:** [October 25, 2024, 11:10pm UTC](https://community.wandb.ai/t/wandb-error-error-while-calling-w-b-api-joined-sql-must-have-at-least-one-part-response-500/8246/2 "2024-10-25T23:10:38Z")

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I’m getting the same error. The first run in a sweep works, but subsequent ones do not.

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<div class="post-metadata">

**Author:** ![sree\_harsha](https://avatars.discourse-cdn.com/v4/letter/s/22d042/32.png) [@sree\_harsha](https://community.wandb.ai/u/sree_harsha)\
**Post date:** [October 25, 2024, 11:43pm UTC](https://community.wandb.ai/t/wandb-error-error-while-calling-w-b-api-joined-sql-must-have-at-least-one-part-response-500/8246/3 "2024-10-25T23:43:47Z")

</div>

update: nvm, its not been fixed.