sql语法错误??

<?phprequire_once("common.inc.php");require_once("config.php");require_once("Member.class.php");require_once("LogEntry.class.php");$memberId = isset($GET_["memberId"])?(int)$_GET("memberId"):0;if(!$memberId = Member::getMember($memberId)){	displayPageHeader("Error");	echo"<div> Member not found.</div>";	displayPageFooter();	exit;}$logEntries = LogEntry::getLogEntries($memberId);displayPageHeader("View member: ".$member->getValueEncoded("firstName")." ".$member->getValueEncoded("lastName"));?>	<dl style="width: 30em;">		<dt>Username</dt>		<dd><?php echo $member->getValueEncoded("username")?></dd>		<dt>First name</dt>		<dd><?php echo $member->getValueEncoded("firstname")?></dd>		<dt>Last name</dt>		<dd><?php echo $member->getValueEncoded("lastname")?></dd>		<dt>Joined on</dt>		<dd><?php echo $member->getValueEncoded("joinData")?></dd>		<dt>Gender</dt>		<dd><?php echo $member->getGenderString()?></dd>		<dt>Favorite genre</dt>		<dd><?php echo $member->getFavoriteGenreString()?></dd>		<dt>Email address</dt>		<dd><?php echo $member->getValueEncoded("emailAddress")?></dd>		<dt>Other interests</dt>		<dd><?php echo $member->getValueEncoded("otherInterests")?></dd>	</dl>		<h2>Access log</h2>		<table cellspacing="0" style="width:30em;border:1px solid #666;">		<tr>			<th>Web page</th>			<th>Number of visits</th>			<th>Last visit</th>		</tr><?php$rowCount = 0;foreach($logEntries as $logEntry){	$rowCount++;?>		<tr><?php if($rowCount%2 == 0) echo'class="alt"'?>>			<td><?php echo $logEntry->getValueEncoded("pageUrl")?></td>			<td><?php echo $logEntry->getValueEncoded("numVisits")?></td>			<td><?php echo $logEntry->getValueEncoded("lastAccess")?></td>		</tr><?php }?>	</table>		<div style="width:30em;margin-top:20px;text-align:center;">		<a href="javascript:history.go(-1)">Back</a>	</div>	<?phpdisplayPageFooter();?>