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VERIFIEDConfidence: HIGH
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Fact-check summary

Official Base and Coinbase status pages confirm a block production outage on June 25, 2026, matching the reported timeline and prior August 2025 disruption.

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via CoinDesk

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Home/Markets/Base Blockchain Recovers From Two-Hour Halt on Ethereum Layer-2
VERIFIEDBy Xavier Rivera· ·1 min read

Base Blockchain Recovers From Two-Hour Halt on Ethereum Layer-2

Coinbase-backed Ethereum layer-2 network Base restarted block production after an approximately two-hour outage caused by an invalid block. The incident marks another disruption for one of Ethereum's largest layer-2 networks following a previous outage in August 2025.

Source:CoinDesk
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Base Blockchain Recovers From Two-Hour Halt on Ethereum Layer-2
TL;DRAI · 60 sec read

Base recovers from a two-hour outage on its Ethereum layer-2 chain that halted block production and transactions. An invalid block triggered the fault. Operations resume after developers apply fixes and operators reboot nodes to restore sync. The network continues investigating the root cause. This marks another disruption after prior outages in 2023 and 2025.

Coinbase's Ethereum layer-2 network Base has restarted block production following an outage that lasted approximately two hours and stopped transaction processing.

The outage halted block production and transaction processing. Problems first surfaced publicly at 16:03 UTC when the network flagged mainnet block production as unhealthy. Roughly 50 minutes later, developers reported they had isolated the fault and were testing several fixes.
The outage halted block production and transaction processing.

The trigger was reportedly an invalid block. Base has not yet disclosed what caused the invalid block or whether the issue stemmed from a software bug or another consensus-related fault.
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Base has resumed operations with nodes syncing. According to the team, the chain is now operational and its own nodes are syncing properly. Operators running nodes across the ecosystem were told to reboot them to regain full synchronization.
Base has resumed operations with nodes syncing.
The network continues to investigate the root cause. The team said it will continue to monitor network stability and provide further updates as its investigation continues.
This marks another disruption for Base. The network previously suffered an outage in August 2025. It also experienced downtime in 2023 that halted operations for 29 minutes.
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