主题：[求助] 计划管理里的代码提示超时已过期

代码是在计划管理里的，30秒执行一次

Dim xinxj As String = "Provider=SQLOLEDB;Password=1UmeLz2Qy4KX;Persist Security Info=True;User ID=OpenMas8020005;Initial Catalog=OpenMas;Data Source=111.1.2.106,1433\SQLEXPRESS"

If Forms("处理数据").Opened = False Then
    If Connections.TryConnect(xinxj) = True Then   '''能链接
        If Connections.Contains("xinxj") = False    ''''不存在XINXJ数据源
            Connections.Add("xinxj",xinxj)
        End If
        Dim cmd As New SQLCommand
        Dim dt As DataTable
        cmd.C
        cmd.CommandText = "select top 1 * from Com_SmsIn_db8020005"
        dt = cmd.ExecuteReader()
        '''取接收表第一条内容
        If dt.DataRows.Count =1 Then
            Forms("处理数据").open
        End If
       
    Else
        Forms("数据源无法链接").open
        If  Connections.Contains("xinxj") = True
            connections.Delete("xinxj")                 ''''''''删除数据源
        End If
    End If
End If