text_combined: derek xu ftjdawl61gmailcom fri feb 22 2008 1110 pm paul lesniewski wrote fri feb 22 2008 153 pm derek xu wrote hello running squirrelmail version 1413 solaris 9x86 recently becomes stable following odd issues users sometime need try several times finally log error message saying unknown username password even though 100 sure provide correct credentials chances good imap problem squirrelmail watch imap log file users logged unexpectedly sometime simply click folders folder list error message appears folder list sometimes dont show users log frame becomes blank wonder might cause problems read posting guidelines show related log messages make sure cookies working correctly make sure php session storage mechanism correctly configured working correctly check php session timeout setting etc none things specifically squirrelmail issues following warning messages logged phps error_log 26feb2008 153213 php warning modify header information headers already sent output started squirrelmail1413functionspage_headerphp31 squirrelmail1413functionsglobalphp line 349 26feb2008 153213 php warning modify header information headers already sent output started squirrelmail1413functionspage_headerphp31 squirrelmail1413functionsglobalphp line 350 cookies working php session storage timeout settings appear working fine thu 07 aug 2008 213424 0600 smusers logged unexpectedly