Yes, width no definied.
In your template
forumhome_forumbit_level1_nopost,
Find:
HTML Code:
<tr align="center">
<td class="thead"> </td>
<td class="thead" width="100%" align="$stylevar[left]">$vbphrase[forum]</td>
<td class="thead" width="175">$vbphrase[last_post]</td>
<td class="thead">$vbphrase[threads]</td>
<td class="thead">$vbphrase[posts]</td>
<if condition="$vboptions['showmoderatorcolumn']">
<td class="thead">$vbphrase[moderator]</td>
</if>
</tr>
Replace by:
HTML Code:
<tr align="center">
<td class="thead" width="3%"> </td>
<td class="thead" width="55%" align="$stylevar[left]">$vbphrase[forum]</td>
<td class="thead" width="15%">$vbphrase[last_post]</td>
<td class="thead" width="8%">$vbphrase[threads]</td>
<td class="thead" width="8%">$vbphrase[posts]</td>
<if condition="$vboptions['showmoderatorcolumn']">
<td class="thead" width="11%">$vbphrase[moderator]</td>
</if>
</tr>