What is wrong with my threadbit template?

[Opserty]

It would have been nice if you posted what Line 45 was separately. Anyhoo try this:

<!-- TCattitude's improved thread preview -->
<script type="text/javascript">
<!--
var THREAD_PREVIEW = "$thread[preview]";
var THREAD_ID = "$thread[threadid]";
// -->
</script>
<SCRIPT language="JavaScript1.2" 
src="clientscript/tcthreadpreview_style.js" 
type="text/javascript"></SCRIPT> 
<!-- / TCattitude's improved thread preview -->
<tr>
<td class="alt1" id="td_status_$thread[realthreadid]">
$thread[openclose_editable]
<img src="$stylevar[imgdir_statusicon]/thread$thread[statusicon].gif" id="thread_status_$thread[realthreadid]" alt="<if condition="$show['threadcount']"><phrase 1="$thread[dot_count]" 2="$thread[dot_lastpost]">$vbphrase[have_x_posts_in_thread_last_y]</phrase></if>" border="" />
</td>
<if condition="$show['threadicons']">
<td class="alt2"><if condition="$show['threadicon']"><img src="$thread[threadiconpath]" alt="$thread[threadicontitle]" border="0" /><else />&nbsp;</if></td>
</if>
<!-- TCattitude's improved thread preview -->
<td class="alt1" id="td_title_$thread[realthreadid]">
<!-- / TCattitude's improved thread preview -->
$thread[title_editable]
<div>
<span style="float:$stylevar[right]">
<if condition="$show['moderated']"> <img class="inlineimg" src="$stylevar[imgdir_misc]/moderated_small.gif" alt="<phrase 1="$thread[hiddencount]">$vbphrase[x_moderated_posts]</phrase>" /> </if>
<if condition="$show['paperclip']"> <img class="inlineimg" src="$stylevar[imgdir_misc]/paperclip.gif" alt="<phrase 1="$thread[attach]">$vbphrase[x_attachments]</phrase>" /> </if>
<if condition="$show['subscribed']"> <img class="inlineimg" src="$stylevar[imgdir_misc]/subscribed.gif" alt="$vbphrase[you_are_subscribed_to_this_thread]" /> </if>
<if condition="$show['sticky']"> <img class="inlineimg" src="$stylevar[imgdir_misc]/sticky.gif" alt="$vbphrase[sticky_thread]" /> </if>
</span>
<if condition="$show['gotonewpost']"><a href="showthread.php?$session[sessionurl]goto=newpost&amp;t=$thread[threadid]"><img class="inlineimg" src="$stylevar[imgdir_button]/firstnew.gif" alt="$vbphrase[go_to_first_new_post]" border="0" /></a></if>
$thread[movedprefix]
$thread[typeprefix]
$thread[moderatedprefix]
<!-- TCattitude's improved thread preview -->
<if condition="$show['gotonewpost']">
<strong><a 
href="showthread.php?$session[sessionurl]t=$thread[threadid]$thread[highlight]" id="thread_title_$thread[realthreadid]" 
onMouseOver="stm(Text[$thread[threadid]],Style[2])" 
onMouseOut="htm()">$thread[threadtitle]</a></strong>
<else />
<a 
href="showthread.php?$session[sessionurl]t=$thread[threadid]$thread[hi
ghlight]" id="thread_title_$thread[realthreadid]" 
onMouseOver="stm(Text[$thread[threadid]],Style[2])" 
onMouseOut="htm()">$thread[threadtitle]</a>
</if>
<!-- / TCattitude's improved thread preview -->
<if condition="$thread['pagenav']">$stylevar[dirmark]<span class="smallfont" style="white-space:nowrap">(<img class="inlineimg" src="$stylevar[imgdir_misc]/multipage.gif" alt="$vbphrase[multipage_thread]" border="0" /> $thread[pagenav]<if condition="$show[pagenavmore]"> ... <a href="showthread.php?$session[sessionurl]t=$thread[threadid]&amp;page=$thread[totalpages]$thread[highlight]">$vbphrase[last_page]</a></if>)</span></if>
</div>

<div class="smallfont">
<if condition="$show['threadratings'] AND $show['threadrating']"><span style="float:$stylevar[right]"><img class="inlineimg" src="$stylevar[imgdir_rating]/rating_$thread[rating].gif" border="0" alt="<phrase 1="$thread[votenum]" 2="$thread[voteavg]">$vbphrase[thread_rating_x_votes_y_average]</phrase>" /></span></if>
<if condition="$show['guestuser']">
$thread[postusername]
<else />
<span style="cursorointer" onclick="window.open('member.php?$session[sessionurl]u=$thread[postuserid]')">$thread[postusername]</span>
</if>
</div>

<if condition="$show['unsubscribe']">
<div class="smallfont">
<a href="newreply.php?$session[sessionurl]do=newreply&amp;t=$thread[threadid]" rel="nofollow">$vbphrase[reply]</a> |
<a href="subscription.php?$session[sessionurl]do=removesubscription&amp;return=ucp&amp;t=$thread[threadid]" rel="nofollow">$vbphrase[unsubscribe]</a>
</div>
</if>

</td>

<if condition="$show['threadmoved']">
<td class="alt2" align="center">-</td>
<else />
<td class="alt2" title="<phrase 1="$thread[replycount]" 2="$thread[views]">$vbphrase[replies_x_views_y]</phrase>">
<div class="smallfont" style="text-align:$stylevar[right]; white-space:nowrap">
$thread[lastpostdate] <if condition="!$show['detailedtime']"><span class="time">$thread[lastposttime]</span></if><br />
<phrase 1="member.php?find=lastposter&amp;t=$thread[threadid]" 2="$thread[lastposter]">$vbphrase[by_x]</phrase> <a href="showthread.php?$session[sessionurl]goto=lastpost&amp;t=$thread[threadid]"><img class="inlineimg" src="$stylevar[imgdir_button]/lastpost.gif" alt="$vbphrase[go_to_last_post]" border="0" /></a>
</div>
</td>
</if>

<if condition="$show['notificationtype']">
<td class="alt1"><div class="smallfont">
<label for="sub$subscribethread[$threadid]">$thread[notification]</label>
</div></td>
<td class="alt2"><input type="checkbox" name="deletebox[$subscribethread[$threadid]]" id="sub$subscribethread[$threadid]" value="yes" /></td>
<else />
<td class="alt1" align="center"><if condition="$show['threadmoved']">-<else /><a href="#" onclick="who($thread[threadid]); return false;">$thread[replycount]</a></if></td>
<td class="alt2" align="center">$thread[views]</td>

<if condition="$show['forumlink']">
<td class="alt1"><a href="forumdisplay.php?$session[sessionurl]f=$thread[forumid]">$thread[forumtitle]</a></td>
</if>
</if>

<if condition="$show['inlinemod']">
<td class="alt1">
<input type="checkbox" name="tlist[$thread[realthreadid]]" id="tlist_$thread[realthreadid]" value="$thread[checkbox_value]" <if condition="$show['disabled']">disabled="disabled"</if> />
</td>
</if>
</tr>

There may be some more errors, I don't know, I only fixed the one that was producing the message above but still test it out.