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HTTP Error 500.19 - Internal Server Error

Atim Rana

Config section 'system.web/compilation' already defined. Sections must only appear once per config file.

solve the problem.

2 Replies

Know the answer? Post it — somebody with the same question will find it here.

Chanakya Jayabalan8y ago
Looks you have used Compilation configuration more than once in your web.config file. You may need to check your config file.
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Ravi Kiran Chanduri8y ago
Hello Atim,

following link may helpful to you
https://support.microsoft.com/en-in/help/942055/http-error-500-19-error-when-you-open-an-iis-7-0-webpage

Better to post your web.config content to understand the issue and for better answers.
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