“无法识别的引导格式"； [英] "Unrecognized Guid Format"

问题描述

嗨朋友
我遇到了问题，发生的错误是无法识别的Guid格式"
代码是

hi friends
i have suffering with the problem the error that i have occur is "Unrecognized Guid Format"
code is

public Int32 getprpcount(string userplan,string plan)
{
    try
    {
        obj.conopen();
        SqlCommand cmd = new SqlCommand("property_by_plan", obj.con);
        cmd.CommandType = CommandType.StoredProcedure;
        cmd.Parameters.Add("@userplan", SqlDbType.UniqueIdentifier).Value = new Guid(userplan);
        cmd.Parameters.Add("@plan", SqlDbType.NVarChar, 50).Value = plan;
        Int32 cnt = Convert.ToInt32(cmd.ExecuteScalar());
        return cnt;
    }
    catch { return 0; }
}

推荐答案

"无法识别的引导格式"位于提供的字符串userplan中，您必须检查其格式(或在此处报告其内容).

The ''Unrecognized Guid Format'' is in the supplied string userplan, you have to check its format (or report its content here).

您需要使用
解析该String Guid

Hi ,

You need to parse that String Guid using

R_Address.CityId = Guid.ParseExact(uim.rcityid, "D");

像这样，您需要解析为Guid

最好的

Like this you need to parse into Guid

All the Best

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