正常情况下，在列表页（也就是 {dede:list}标签）调用附加的图片类型字段则会出现Fatal error: Call to a member function GetInnerText() on a non-object in /include/taglib/channel/img.lib.php”此类错误，解决方案如下：

打开/include/taglib/channel/img.lib.php文件并找到

$innerTmp = $arcTag->GetInnerText();