TypeConverter 无法从 System.String 转换 处理方法: 1: [DX Support Team: The issue was resolved by its Owner] i have figured out the problem and fixed it. if i set e.KeyExpression at selecting event for LINQDataSource then its okay. in 12.2.8, you had default v…
一.案例1,及解决方案: "LINQ to Entities 不识别方法"System.String ToString()",因此该方法无法转换为存储表达式." 原因是LINQ to Entities 不支持ToString()函数. 可用下述方法进行转换解决: string str= "1,2,3,4,5,6,7,8,9,0"; List<int> result = new List<string>(str.Split(…