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Add progress bar
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Please note this is an old forum thread. Information in this post may be out-to-date and/or erroneous.
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Posted by admin  · 19-02-2018 - 08:05


The following error:

Cannot modify header information - headers already sent by

is from PHP. PHP can't display output before using the header function; from

Remember that header() must be called before any actual output is sent, either by normal HTML tags, blank lines in a file, or from PHP.

We recommend you to check your script to find where it's getting any output before the header.