--- title: "Tell me about a handoff that broke because two people acted at once." url: https://daily.dev/posts/tell-me-about-a-handoff-that-broke-because-two-people-acted-at-once--nykocbalu source_url: https://www.youtube.com/watch?v=jG73M1cOPfQ type: video:youtube source: "Rebeloper" published: 2026-01-16T10:59:26.677Z updated: 2026-01-16T10:59:46.648Z tags: ["database", "distributed-systems"] reading_time: 1 upvotes: 0 comments: 0 language: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Tell me about a handoff that broke because two people acted at once. **[Rebeloper](https://daily.dev/sources/rebeloper)** · 1 min read · 0 upvotes · 0 comments ## Summary A production incident occurred when two operations modified the same record simultaneously, both following correct procedures but causing state inconsistency due to implicit ownership assumptions. The last write won, leading to revenue loss. The solution involved implementing explicit locks to ensure safe handoffs, trading slight performance for complete elimination of data corruption and financial impact. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Handling Race Conditions in Multi-Agent Orchestration](https://daily.dev/posts/handling-race-conditions-in-multi-agent-orchestration-ubkdtwbac) · Machine Learning Mastery · 4 upvotes · 0 comments --- Tags: [#database](https://daily.dev/tags/database), [#distributed-systems](https://daily.dev/tags/distributed-systems) [View this post on daily.dev](https://daily.dev/posts/tell-me-about-a-handoff-that-broke-because-two-people-acted-at-once--nykocbalu)