I get an error. “The server returned a "500 Internal Server Error".

[Mateo Meritt]

After installing poste, I can't create an administrator. I get an error. “The server returned a "500 Internal Server Error".

last lines from log/admin-app/prod.log

[2021-10-12 09:18:53] request.CRITICAL: Uncaught PHP Exception App\Base\Exception\ValidationException: "Validation errors: [name] This domain name is already in database." at /opt/admin/src/Base/Handler/DomainH$

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[SH]

Please paste last lines from log/admin-app/prod.log

[Mateo Meritt]

[2021-10-12 09:18:53] request.CRITICAL: Uncaught PHP Exception App\Base\Exception\ValidationException: "Validation errors: [name] This domain name is already in database." at /opt/admin/src/Base/Handler/DomainH$

[SH]

• was it clean installation?
• please write down what exactly did you fill in

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[SH]

reopen if issue still exist