Search results for: "headers already sent"

What are some common reasons for the "headers already sent" error in PHP?

The "headers already sent" error in PHP occurs when the server tries to send HTTP headers, but output has already been sent to the browser. This can b...

How can developers effectively debug PHP code to identify and resolve issues like the "Headers already sent" error?

Issue: The "Headers already sent" error in PHP occurs when the server sends headers to the client, but there is already output (such as whitespace or...

How can the session issue be resolved when headers are already sent?

When headers are already sent, it typically means that some content has already been sent to the browser before the session_start() function is called...

What are common causes of the "Headers already sent" error in PHP?

The "Headers already sent" error in PHP occurs when output is sent to the browser before headers are set using functions like header() or setcookie()....

How can the "headers already sent" error be resolved in PHP?

The "headers already sent" error in PHP occurs when there is output sent to the browser before headers are set using functions like header() or setcoo...