Outage in Hedera
Hedera Testnet smart contracts
Resolved Minor
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Outage Details
We’re investigating an issue on the Hedera Testnet affecting smart contracts. The behaviour was first reported starting 31 July 2025.
Deployments may succeed, but you may experience:
- Contract bytecode not appearing on Hashscan
- Read/function calls failing with a BAD_DATA error
Components affected
Hedera Testnet (v0.21.2) | Network UptimeLatest Updates ( sorted recent to last )
RESOLVED
about 1 month ago - at 08/07/2025 05:13PM
The issue affecting Hedera Testnet Smart Contracts has now been resolved.
The update resolving the issue has been released to Testnet in v0.64.2.
https://status.hedera.com/incidents/fk8hvt7p3vhd
If you are experiencing any unexpected behaviour, please raise this on the Hedera Discord: https://hedera.com/discord
INVESTIGATING
about 1 month ago - at 08/05/2025 02:51PM
We’re investigating an issue on the Hedera Testnet affecting smart contracts. The behaviour was first reported starting 31 July 2025.
Deployments may succeed, but you may experience:
- Contract bytecode not appearing on Hashscan
- Read/function calls failing with a BAD_DATA error
Latest Hedera outages
Invalid address books in previewnet - 11 months ago
Hedera Mirrornode Degraded Performance - over 1 year ago
Mainnet token associate issue - over 1 year ago
Testnet Reset - over 1 year ago
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