discuz安装后无法发帖

在本地安装DISCUZ后，新发帖不成功，并出现英文Warning: Illegal string offset 'iconid' in E:\WAMP\www\forumdata\templates\2_2_post.tpl.php on line 189 Call Stack #TimeMemoryFunctionLocation 10.0014200664{main}( )..\post.php:0 20.04111377352require_once('E:\WAMP\www\include\newthread.inc.php' )..\post.php:265 30.04551641160include( 'E:\WAMP\www\forumdata\templates\2_2_post.tpl.php')..\newthread.inc.php:102 " />

请大侠指教