My First Paying Customer Hit a Bug 14 Times in a Row — Here's What I Found

You know what's worse than having zero customers? Having your first customer — someone who just paid you real money — fail to use your product 14 times in a row while you sleep through it. The Context: 5 Weeks of Silence I run RepoClip , a SaaS that auto-generates promotional videos from GitHub repositories. I launched on February 19, 2026. For five weeks, the revenue dashboard showed exactly $0.00. Then on March 26, everything changed at once. FutureTools featured us in their newsletter. Traffic exploded — 163 real users in a single day (vs. our usual ~10). I'd also just shipped a Credit Pack feature: a one-time $5 purchase for 40 credits, aimed at users who want to try video mode without committing to a subscription. By 9:50 AM UTC, I had my first sale. Nenad from Belgrade bought a Credit Pack. Then at 10:43, he bought another one. $10 in revenue. My first paying customer. I found out the next morning that he'd spent the next 2.5 hours trying to generate a video — and failing every s