Since I have upgraded I get this error in my customized theme but not if I use the old classic theme ...however I'm stumped to where in the code to find the problem.
Here is the error : (It occurs when I click on a thumbnail to see the larger image.)
Template error
Failed to find block 'report_file_button'(#(<!-- BEGIN report_file_button -->)(.*?)(<!-- END report_file_button -->)#s) in :
<tr>
<!-- <td align="center" valign="middle" class="navmenu" width="48">
<a href="{THUMB_TGT}" class="navmenu_pic" title="{THUMB_TITLE}"><img src="images/folder.gif" width="16" height="16" align="absmiddle" border="0" alt="{THUMB_TITLE}" /></a>
</td> -->
<td align="center" valign="middle" class="navmenu" width="48">
<a href="{THUMB_TGT}" class="navmenu_pic" title="{THUMB_TITLE}">Return to Thumbnails</a>
</td>
<td align="center" valign="middle" class="navmenu" width="48">
<a href="javascript:;" onClick="blocking('picinfo','yes', 'block'); return false;" title="{PIC_INFO_TITLE}"><!--<img src="images/info.gif" width="16" height="16" border="0" align="absmiddle" alt="{PIC_INFO_TITLE}" />--></a>
</td>
<!--<td align="center" valign="middle" class="navmenu" width="48">
<a href="{SLIDESHOW_TGT}" title="{SLIDESHOW_TITLE}"><img src="images/slideshow.gif" width="16" height="16" border="0" align="absmiddle" alt="{SLIDESHOW_TITLE}" /></a>
</td>-->
<td align="center" valign="middle" class="navmenu" width="48">
<a href="{SLIDESHOW_TGT}" title="{SLIDESHOW_TITLE}">View as Slideshow</a>
</td>
<td align="center" valign="middle" class="navmenu" witdh="100%">
{PIC_POS}
</td>
<!--<td align="center" valign="middle" class="navmenu" width="48">
<a href="{ECARD_TGT}" title="{ECARD_TITLE}"><img src="images/ecard.gif" width="16" height="16" border="0" align="absmiddle" alt="{ECARD_TITLE}"></a>
</td>-->
<td align="center" valign="middle" class="navmenu" width="48">
<a href="{PREV_TGT}" class="navmenu_pic" title="{PREV_TITLE}"><!--<img src="images/prev.gif" width="16" height="16" border="0" align="absmiddle" alt="{PREV_TITLE}" />--><nobr> << Previous </nobr></a>
</td>
<td align="center" valign="middle" class="navmenu" width="48">
<a href="{NEXT_TGT}" class="navmenu_pic" title="{NEXT_TITLE}"><!--<img src="images/next.gif" width="16" height="16" border="0" align="absmiddle" alt="{NEXT_TITLE}" />--><nobr> Next >> </nobr></a>
</td>
</tr>
[Edited By Sami]
added code block
Read sticky :)
http://forum.coppermine-gallery.net/index.php?topic=26897.0