另一个 SqlParameterCollection 中已包含 SqlParameter 问题

C# code [size=16px]请看下面的代码:[/size]///
<summary>
/// (添加新闻)添加数据       ///
</summary>
///
<returns></returns>

public
bool AddNewsData_V()       {          StrSql =
"Insert Into [WIN_NEWS_ARTICLE_V] ([WIN_ARTICLE_ID],[WIN_ARTICLE_TYPE],[WIN_ARTICLE_IMGS],[WIN_ARTICLE_TITLE],[WIN_ARTICLE_DATE],[WIN_ARTICLE_NAVI],[WIN_ARTICLE_ASCID])Values(@NewsId,@NewsType,@NewsImgs,@NewsTitle,@NewsDate,@NewsNavi,@NewsAsc)";          Newsid =
new SqlParameter("@NewsId", SqlDbType.NVarChar, 36);          Newsid.Value = Convert.ToString(newsid);          Newstype =
new SqlParameter("@NewsType", SqlDbType.Int);          Newstype.Value = Convert.ToInt32(newstype);          Newsimgs =
new SqlParameter("@NewsImgs", SqlDbType.NVarChar, 255);          Newsimgs.Value = Convert.ToString(newsimgs);          Newstitle =
new SqlParameter("@NewsTitle", SqlDbType.NVarChar, 255);          Newstitle.Value = Convert.ToString(newstitle);          Newsdate =
new SqlParameter("@NewsDate", SqlDbType.DateTime);          Newsdate.Value = Convert.ToDateTime(newsdate);          Newsnavi =
new SqlParameter("@NewsNavi", SqlDbType.NVarChar);          Newsnavi.Value = Convert.ToString(newsnavi);          Newsasc =
new SqlParameter("@NewsAsc", SqlDbType.Int);          Newsasc.Value = Convert.ToInt32(newsasc);          SqlParameter[] ArryPars ={ Newsid, Newstype, Newsimg, Newstitle, Newsdate, Newsnavi, Newsasc };          return db.[color=#FF0000]ExecuteData[/color](StrSql, ArryPars);       }       public
bool AddTags()       {          跟上面差不多.......          SqlParameter[] ArryPars ={ Tagsid, Tagsname };          return db.[color=#FF0000]ExecuteData[/color](StrSql, ArryPars);       }       ///
<summary>
/// 运行SQL语句返回True/False       ///
</summary>
///
<param name="SQL"></param>

public
bool [color=#FF0000]ExecuteData[/color](string StrSql, SqlParameter[] ArryPars)       {          SqlConn = GetConn();          Command =
new SqlCommand(StrSql, SqlConn);          if (ArryPars.Length >
0)          {             for (int i =
0; i < ArryPars.Length; i++)             {                   Command.Parameters.Add(ArryPars);             }          }          try          {             if (Command.ExecuteNonQuery() >
0)             {                   return
true;             }             else             {                   return
false;             }          }          catch          {             return
false;          }          Command.Parameters.Clear();          Dispose(SqlConn);       }调用:if(AddNewsData_V()){if(AddTags()){response.write("添加成功");}else{response.write("添加失败");}response.write("添加成功");}else{response.write("添加失败");}运行的时候 AddNewsData_V()能够成功运行并添加数据,但是接下来AddTags()就不能成功运行并弹出错误[color=#0000FF]另一个 SqlParameterCollection 中已包含 SqlParameter。[/color]请问怎样修改