Como não há comunicação entre a loja e a operadora do cartão, não sei se existe bloqueio no servidor nas comunicações.
Plugin instalado corretamente; Dependências instaladas corretamente.
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Hello,
I would recommend following the steps here on how to troubleshoot common Apache issues on Linux Server:
There should be more information in your logs which could help you with further troubleshooting rather than the generic 500 error.
Regards, Bobby
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