What does it mean when WordPress cannot modify header information?
If you encountered WordPress “Cannot modify header information” error, that means there’s something wrong with your website’s page header code. Not to worry — we’re here to help!
Why do I get error on relocating header statement?
Relocating Header Statement By default, the header must be called first before sending any output from the body. Sending output before calling the header, including having unparsed HTML sections in the PHP file, likely causes the error. Here’s what an incorrect code will look like:
Why is the header called before the body in PHP?
By default, the header must be called first before sending any output from the body. Sending output before calling the header, including having unparsed HTML sections in the PHP file, likely causes the error. Here’s what an incorrect code will look like: To solve this issue, you need to find the statements that send output above the header.
What does PHP error ” cannot modify header ” mean?
When a web developer incorrectly creates or modifies a page header, he may see one of the common PHP errors. The error states “Warning: Cannot modify header information – headers already sent by …” with details of the file and line of code with the error.
Why do I get ” headers already sent ” error?
Any incorrect configuration may lead to the “Headers already sent” errors. This error may or may not be the first error message on the page. If it is not the first error, then it may have been caused due to previous errors. Fix the errors before this one and this error message would most likely be resolved.
What to do if header.php file has banner?
Call ob_start () at the top of the script to buffer the output. If the header.php file “has the banner”, then it is presumably outputting some HTML content to the page. You can’t issue HTTP headers after you have outputted content.
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