I will fix prestashop 500 errors, checkout and payment bugs for eu stores


About this gig
Your PrestaShop store is showing a 500 error, white screen, or the checkout and payment page is broken. Customers cannot complete their orders and you are losing sales every hour.
I specialize in fast diagnosis and clean repair of PrestaShop fatal errors, 500 errors, module conflicts, checkout failures, and payment gateway issues. I work daily with European and French stores (PayPlug, Alma, Systempay, Colissimo, Mondial Relay, etc.) and understand the common problems that appear after updates or on French hosting environments.
What you will receive
- Clear diagnosis of the exact root cause
- Clean and safe fix of the 500/fatal/checkout/payment issue
- Compatibility check of your critical modules after the fix
- Test order confirmation (or short video proof)
- Short written report of what was changed
- Practical recommendations to avoid the same error again
- Secure handling of your store access
- Support during the revision period
Every fix is tailored to your specific PrestaShop version, theme, and installed modules. I never apply generic patches that risk breaking something else.
Send me a short description of the error (or a screenshot) and your PrestaShop version.
Respect third-party rights
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Get to know Nemi. D
PrestaShop Developer, Customization, Modules And Store Support
- FromFrance
- Member sinceOct 2026
Languages
French, English, Italian
FAQ
What information do you need to start?
Your PrestaShop version, a description or screenshot of the error, and temporary back-office + FTP (or staging) access.
Do you work with French payment and shipping modules?
Yes. I regularly fix issues involving PayPlug, Alma, Systempay, Colissimo, Mondial Relay and similar European modules.
What if the problem is more complex?
I will tell you honestly after diagnosis. If it requires extra work, I will propose an upgrade before continuing.
Can you also help with speed or security after the fix?
Yes, these can be added as extras or included in the Premium package.
