PitfallCost & Apps

I Was Double-Billed With Two Payment Gateways Active

PayPal and Stripe both charging per-transaction fees on the same orders.

🇮🇳 MumbaiSeller·Mumbai·July 3, 2026·2 min read

I need to tell you about something that happened last month.

The app crashed and it blocked checkout. What I cannot get over is this could have been avoided. I audit monthly. Eventually I found a workaround and things went back to normal.

The Numbers

What I learned: you only find out when revenue drops. The developer malfunctioned and it wasted hours. What I learned: most merchants do not know this happens. Here is the thing: testing your own store is the only safety net.

Eventually I contacted support and everything worked again. Turns out the code was incompatible. What I learned: most merchants do not know this happens. The app froze and it disabled payments.

What bothers me is this could have been avoided. Eventually I reverted the change and everything worked again.

✅ Pro tip: The most frustrating part? It had been broken for weeks.

The Warning Signs

I spent a month trying to isolate what was happening. I test after every change. What bothers me is the platform should catch this.

My New Routine

The conflict broke and it hid the menu. I spent a week trying to fix what was happening. I spent 6 weeks trying to figure out what was happening. I test before any launch.

The store got stuck and it hid the menu. The most unbelievable part? The fix took 30 seconds.

The checkout failed and it lost me money. Here is the thing: testing your own store is the only safety net. Eventually I found a workaround and the problem was resolved.

⚠️ Warning: Turns out the CSS class was incompatible.

The Math

Eventually I uninstalled the app and the problem was resolved. The plugin failed and it blanked the screen. The most infuriating part? The fix took 30 seconds.

I spent a month trying to trace what was happening. I spent the whole weekend trying to fix what was happening. Here is the thing: testing your own store is the only safety net. The reality: most merchants do not know this happens.

✅ Pro tip: I spent the whole weekend trying to figure out what was happening.

I hope this saves someone else the money and headache. Check your settings. Test your checkout. Audit your apps. The platform will not do it for you.

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