Troubleshoot EVM Price Feeds Contract
Resolve common issues when integrating Pyth price feeds on EVM chains
This reference page is designed to help you troubleshoot common issues you may encounter when using Pyth Price Feeds on EVM chains. Follow the steps provided below to diagnose and resolve the issue.
Pyth Core on EVM chains was upgraded on August 26, 2026
- We recommend new integrations use the upgraded EVM contracts.
- Existing integrations on EVM chains in the upgrade were automatically upgraded by the DAO on August 26, 2026. See the upgrade guide for details.
- Contact the team if your chain isn't in the upgrade list.
getPriceNoOlderThan() reverts with StalePrice() or 0x19abf40e error
This error occurs when the requested price feed has not been updated within the specified age parameter.
To resolve this issue:
- Update the prices by calling
updatePriceFeeds()by passing the latest updateData from Hermes. - Another method to fetch the price is
getPriceUnsafe()If the price feed is available, the method will return the latest prices with timestamp of last update. NOTE:getPriceUnsafe()method does not check the freshness of the price.
getPriceNoOlderThan() reverts with PriceFeedNotFound() or 0x14aebe68 error
This error occurs when the requested price feed has not been updated on-chain, or the price feed id is incorrect.
To resolve this issue:
- Update the prices by calling
updatePriceFeeds()by passing the latest updateData from Hermes. - Check the entered price feed id and pyth-contract address to make sure they are correct.
updatePriceFeeds() reverts with InsufficientFee() or 0x025dbdd4 error
This error occurs when the fee provided for updating the price feed is insufficient. To resolve this issue:
- Fetch the latest fee by calling
getUpdateFee()method and provide the required fee tomsg.valuewhen callingupdatePriceFeeds()method.