Hola de nuevo.
Lo primero, que raro el que no te deje subir paquetes (supongo que lo haces subiéndolo desde tu pc, es lo que yo hago siempre), será cosa de tu servidor.
Bueno, he copiado el contenido a agregar en el archivo /sources/subs.php de mi propio archivo, tal como lo deja el instalador.
Copialo y ponlo en el tuyo a ver si funciona:
//Start Enhanced Pando BBCode
array(
'tag' => 'pando',
'type' => 'unparsed_content',
'content' => '<script>show_Package_Pando("$1");</script>',
'validate' => create_function('&$tag, &$data, $disabled', '$data = strtr($data, array(\'<br />\' => \'\'));'),
),
array(
'tag' => 'simplepando',
'type' => 'unparsed_content',
'content' => '<script>show_Package_Simple_Pando("$1");</script>',
'validate' => create_function('&$tag, &$data, $disabled', '$data = strtr($data, array(\'<br />\' => \'\'));'),
),
array(
'tag' => 'tablepando',
'before' => '<table style="border:1px solid;" width="90%" class="smalltext" cellspacing="1" cellpadding="5" border="0"><tr><td class="catbg" width="100%" colspan="7">'.$txt['tablepando_title'].'</td></tr><tr><td width="40%" align="center" class="titlebg">'.$txt['tablepando_pando_title'].'</td><td width="8%" align="center" class="titlebg">'.$txt['tablepando_pando_preview'].'</td><td width="10%" align="center" class="titlebg">'.$txt['tablepando_pando_downloaded'].'</td><td width="10%" align="center" class="titlebg">'.$txt['tablepando_pando_expirated'].'<td width="10%" align="center" class="titlebg">'.$txt['tablepando_pando_uploader'].'<td width="12%" align="center" class="titlebg">'.$txt['tablepando_pando_size'].'</td><td width="10%" align="center" class="titlebg"> </td></tr>',
'after' => '</table>',
'trim' => 'inside',
'require_children' => array('tdpando'),
'block_level' => true,
),
array(
'tag' => 'tdpando',
'type' => 'unparsed_content',
'content' => '<script>show_Package_Table_Pando("$1");</script>',
'validate' => create_function('&$tag, &$data, $disabled', '$data = strtr($data, array(\'<br />\' => \'\'));'),
'require_parents' => array('tablepando'),
'trim' => 'outside',
'block_level' => true,
),
array(
'tag' => 'advancedpando',
'before' => '<table cellpadding="0" cellspacing="2" border="0" width="80%"><tr><td valign="top"><table border="0" width="100%" cellpadding="0" cellspacing="0"><tr><td><table border="0" cellpadding="0" cellspacing="0" width="100%"><tr><td class="tdmenblock" width="1%"><img src="'.$settings['default_theme_url'].'/enhanced-pando-bbcode/images/m_sx.png" border="0" class="tdmenblock" alt="" /></td><td class="sottotitolo" width="99%" background="'.$settings['default_theme_url'].'/enhanced-pando-bbcode/images/m_sf.gif" valign="middle" nowrap="nowrap"><table width="100%"><tr><td class="sottotitolo" width="50%">'.$txt['advancedpando_description'].'</td><td class="sottotitolo" width="20%">'.$txt['advancedpando_uploader'].'</td><td class="sottotitolo" width="30%">'.$txt['advancedpando_info'].'</td></table></td><td class="tdmenblock" width="1%"><img src="'.$settings['default_theme_url'].'/enhanced-pando-bbcode/images/m_dx.png" border="0" class="tdmenblock" alt="" /></td></tr></table></td></tr><tr><td class="tablemenu" width="100%"><table border="0" width="100%" cellpadding="5" cellspacing="2">',
'after' => '</table></td></tr><tr><td><table border="0" cellpadding="0" cellspacing="0" width="100%"><tr><td class="tdmenblock" align="right" style="width: 1%; line-height:10px"><img src="'.$settings['default_theme_url'].'/enhanced-pando-bbcode/images/m_sx2.png" class="tdmenblock" alt="" /></td><td class="tdmenblock" width="99%" background="'.$settings['default_theme_url'].'/enhanced-pando-bbcode/images/m_sf2.png" style="line-height:10px;"><img src="'.$settings['default_theme_url'].'/enhanced-pando-bbcode/images/m_sf2.png" border="0" class="tdmenblock" alt="" /></td><td class="tdmenblock" style="width: 1%; line-height:10px"><img src="'.$settings['default_theme_url'].'/enhanced-pando-bbcode/images/m_dx2.png" class="tdmenblock" alt="" /></td></tr></table></td></tr></table></td></tr><tr><td class="tdspacer"> </td></tr></table>',
'trim' => 'inside',
'require_children' => array('advpando'),
'block_level' => true,
),
array(
'tag' => 'advpando',
'type' => 'unparsed_content',
'content' => '<script>show_Package_Advanced_Pando("$1");</script>',
'validate' => create_function('&$tag, &$data, $disabled', '$data = strtr($data, array(\'<br />\' => \'\'));'),
'require_parents' => array('advancedpando'),
'trim' => 'outside',
'block_level' => true,
),
//End Enhanced Pando BBCode
Si te va bien y en los siguientes archivos te pasa igual te ire subiendo la copia de los mios. Pero ya mañana, que en España son las 6 de la mañana
Saludos