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通过online开发,新建表单中包含图片字段,上传图片显示成功,但是查看或者编辑时无法读取所上传的图片。
[2017-11-10 16:57:34] [ERROR] [freemarker.runtime:96] Template processing error: "Error on line 212, column 210 in online/template/o2mTableStyle/html/jformonetomany.ftl\nExpecting a string, date or number here, Expression subTableData['${subTableField.field_name}']?if_exists is instead a freemarker.template.SimpleSequence"
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