Tickets :: Comment on [#7851] "Headers already sent" caused by usage of flush()

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Comment	>> There has been added a flush() call in DIMP.php between revision 1.131 > >> and 1.132 - causing thousands of warning lines a day in my syslog: > >> > >>> Cannot modify header information - headers already sent in Unknown >>> on line 0 > > > > This will happen if you have extra space at the top of one of your > config files. > > > >> I'm running latest Debian Lenny, PHP 5.2.6 (untouched, from Lenny) as an > >> Apache Module, APC Cache enabled. > >> > >> See http://cvs.horde.org/diff.php/dimp/lib/DIMP.php?r1=1.131&r2=1.132 > >> for the exact change (not documented in CVS log). > >> > >> Removing the flush()-call solves this issue, no more warnings since then. > > > > That is correct - DIMP will catch any unexpected input at the very > end of processing and toss it - but will also this unexpected output > at a DEBUG level to the Horde log. So this has probably been an > issue forever - you simply haven't seen it because you are not > logging at a DEBUG level.
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