Resolved after 2 days 2 hours, affecting Hedera Testnet (v0.78.0) | Network Uptime, on August 5, 2025.
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
Affected components
Update timeline
- investigating Aug 05, 2025, 02:51 PM UTC
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
- resolved Aug 07, 2025, 05:13 PM UTC
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
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