# Common errors

::::card-grid
:::card{title="Index creation error - missing spec parameter" href="/guides/common-errors-index-creation-error-missing-spec"}
Fix the Pinecone create\_index TypeError for a missing spec parameter by passing the spec argument that sets the index's deployment model, cloud, and region.
:::

:::card{title="Serverless index creation error - max serverless indexes" href="/guides/common-errors-index-creation-error-max-serverless"}
Resolve the Pinecone serverless index creation error caused by hitting the 20-index project limit by deleting unused indexes or upgrading your plan.
:::

:::card{title="Serverless index connection errors" href="/guides/common-errors-serverless-index-connection-errors"}
Fix Pinecone serverless connection errors that fail to resolve a controller hostname by upgrading to a current version of the Python or Node.js SDK.
:::

:::card{title="Error: Handshake read failed when connecting" href="/guides/common-errors-error-handshake-read-failed"}
Fix the Pinecone 'Handshake read failed' connection error by checking your firewall and network, then verifying your SDK setup and API key are correct.
:::

:::card{title="PineconeAttribute errors with LangChain" href="/guides/common-errors-pinecone-attribute-errors-with-langchain"}
Resolve PineconeAttribute errors in LangChain caused by outdated packages by upgrading langchain-pinecone and the Pinecone Python SDK to current releases.
:::

:::card{title="Error: Cannot import name 'Pinecone' from 'pinecone'" href="/guides/common-errors-error-cannot-import-name-pinecone"}
Fix the Python ImportError 'cannot import name Pinecone from pinecone' by upgrading the Pinecone Python SDK to 3.0.0 or later, with or without gRPC.
:::

:::card{title="Python AttributeError: module pinecone has no attribute init" href="/guides/common-errors-module-pinecone-has-no-attribute-init"}
Fix the Python AttributeError 'module pinecone has no attribute init' by upgrading to Pinecone Python SDK 3.0 or later, which serverless indexes require.
:::
::::

## Related pages

- [Account management](./account-management-index.md)
- [Admin](./admin-2-index.md)
- [Admin](./admin-index.md)
- [APIs](./apis-index.md)
- [Architecture](./architecture-index.md)
- [Assistants](./assistants-index.md)
- [Bring Your Own Cloud](./bring-your-own-cloud-index.md)
- [Build an assistant](./build-an-assistant-index.md)
- [Build an integration](./build-an-integration-index.md)
- [Changelog](./changelog-index.md)

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