Sui Mainnet Resumes After Network Update Bug Caused Nearly Six-Hour Outage

Sui said on X that mainnet activity restarted around 4:30 a.m. on May 29 after a gas fee logic bug in version 1.72 left the network offline for 5 hours and 55 minutes.

SUI

Summary

Sui said its mainnet resumed operations around 4:30 a.m. on May 29 after a network pause caused by a gas fee logic crash bug introduced in version 1.72. According to the project, the disruption kept the blockchain offline for 5 hours and 55 minutes. Sui also said a full incident review would be published in the coming days, underscoring how software updates to core blockchain infrastructure can temporarily halt transaction processing when fee-handling logic fails.

Terms & Concepts
  • mainnet: A live public blockchain where real transactions are processed and finalized.
  • gas fee: The transaction fee paid to process operations on a blockchain network.
  • incident review: A formal post-event report that explains what happened, why it happened, and what corrective steps will follow.