以文本方式查看主题 - Foxtable(狐表) (http://foxtable.net/bbs/index.asp) -- 专家坐堂 (http://foxtable.net/bbs/list.asp?boardid=2) ---- [求助] 不能创建网页,报错 (http://foxtable.net/bbs/dispbbs.asp?boardid=2&id=149364) |
-- 作者:cool314156 -- 发布时间:2020/4/29 17:28:00 -- [求助] 不能创建网页,报错 Dim e As RequestEventArgs = args(0) Dim wb As WeUI Select Case e.Path Case "huan.htm" \'PopMessage(1) Dim hwh As String If e.PostValues.ContainsKey("货位号") Then hwh = e.Postvalues("货位号") \'PopMessage(hwh ) msgbox( hwh ) End If \'PopMessage(hwh ) msgbox( hwh ) Dim dr As DataRow = DataTables("库存").Find("货位号=\'" & hwh & "\'") If dr IsNot Nothing Then PopMessage("找到行" ) \'wb.AddForm("","form1","huan.htm") With wb.AddInputGroup("form1","ipg2","货位调整") With .AddInput("通用名","通用名","Text") \'前一个"姓名"是ID,后一个"姓名"是标题 .Value = dr("通用名") .Readonly = True End With With .AddInput("规格","规格","Text") .Value = dr("规格") .Readonly = True End With With .AddInput("批号","批号","Text") .Value = dr("批号") .Readonly = True End With With .AddInput("货位号","货位号","Text") .Value = dr("货位号") .Readonly = True End With \'.AddInput("通用名","通用名","Text") .AddInput("数量","数量","number") \'.AddInput("单位","","Text") .AddInput("移入货位","移入货位","Text") \'.AddInput("日期","日期","date") End With Else msgbox(101) \'End If With wb.AddButtonGroup("form1","btg1",True) .Add("btn1", "确定", "submit") End With e.WriteString(wb.Build) End If Dim nms() As String = {"数量","移入货位"} \'不能为空的列名数组 For Each nm As String In nms If e.PostValues.ContainsKey(nm) = False Then \'生成错误提示页 With wb.AddMsgPage("","msgpage","增加失败", nm & "列不能为空!") .icon = "Warn" \'改变图标 .AddButton("btn1","返回").Attribute = "" End With e.WriteString(wb.Build) Return "" \'必须返回 End If Next nms = New String() {"商品编号","规格","批号","货位号","数量","移入货位"} \'重新定义了nms数组,增加了两列. Dim kr As DataRow = DataTables("转移货位").AddNew() For Each nm As String In nms If e.PostValues.ContainsKey(nm) Then kr(nm) = e.PostValues(nm) kr("选择")=True End If Next e.WriteString(wb.Build) End Select 上面的代码 执行之后就出现报错 .NET Framework 版本:4.0.30319.1 Foxtable 版本:2020.4.10.8 错误所在事件:自定义函数Khuan 详细错误信息: Exception has been thrown by the target of an invocation. Object reference not set to an instance of an object. 求版主帮忙改下 [此贴子已经被作者于2020/4/29 17:28:40编辑过]
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-- 作者:有点蓝 -- 发布时间:2020/4/29 17:43:00 -- Else msgbox(101) \'End If With wb.AddButtonGroup("form1","btg1",True) .Add("btn1", "确定", "submit") End With e.WriteString(wb.Build) End If 什么这段代码移到最后一句End Select之前。 还有问题自己调试看是那一句代码有问题:http://www.foxtable.com/webhelp/scr/1485.htm
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