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MySQL error : {"0":"Warning: Cannot modify header information......

MySQL error : {"0":"Warning: Cannot modify header information......

am receiving the error: {"0":"Warning: Cannot modify header information - headers already sent by (output started at .... it looks like for what ever reason, magento is compatible with PHP version. Any ideas

1 REPLY 1

Re: MySQL error : {"0":"Warning: Cannot modify header information......

hi,

there are many reason of this error. 

 

here are the reason you can look to solve this issue.

  • print, echo and other functions producing output
  • Raw <html> sections prior <?php code.
  • Whitespace before <?php or after ?>
  • Previous error messages or notices
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Qaisar Satti