graphprotocol / graphprotocol/graph-node

eth_getBlockByHash RPC call failed

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#3,450 8 comments 0 reactions 0 assignees View on GitHub

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Dominant language
Rust
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Description

Do you want to request a feature or report a bug?
bug

What is the current behavior?
using v0.26.0 docker image, graph-node fails with:

Apr 09 23:32:01.095 WARN Trying again after load block 0x7a35…fb8a failed (attempt #10) with result Err(Decoder error: Error("invalid length 64, expected a (both 0x-prefixed or not) hex string with length of 40", line: 0, column: 0)), sgd: 1, subgraph_id: QmXiZ4ZeVSCCdo3jHpj1oeGXtPPirfRSXjNXGjAJAnrCpr, component: BlockStream

Apr 09 23:32:01.100 ERRO Subgraph instance failed to run: Decoder error: Error("invalid length 64, expected a (both 0x-prefixed or not) hex string with length of 40", line: 0, column: 0), sgd: 1, subgraph_id: QmXiZ4ZeVSCCdo3jHpj1oeGXtPPirfRSXjNXGjAJAnrCpr, component: SubgraphInstanceManager

If the current behavior is a bug, please provide the steps to reproduce and if possible a minimal demo of the problem.
using alchemy archive node as the mainnet url in docker compose

What is the expected behavior?
not failing

Contributor guide

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reproducing the failure from the v0.26.0 Docker image with an Alchemy archive node and inspect the eth_getBlockByHash call reported by the BlockStream component. The work is done when the same block loads without the decoder error and the subgraph continues running.

Written by the indexing model from the issue text.

Assessment

Tech stack
docker
Domain
api, blockchain
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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