“/SmallHouse”应用程序中的服务器错误。
--------------------------------------------------------------------------------输入字符串的格式不正确。
说明: 执行当前 Web 请求期间,出现未处理的异常。请检查堆栈跟踪信息,以了解有关该错误以及代码中导致错误的出处的详细信息。 异常详细信息: System.FormatException: 输入字符串的格式不正确。源错误:
行 143: Login_logged = true;
行 144:
行 145: Session["UserRights"] = Convert.ToInt32(Utility.Dlookup("members", "security_level_id", "member_login ='" + Login_name.Text + "' and member_password='" + CCUtility.Quote(Login_password.Text) + "'"));
行 146:
行 147: string sQueryString = Utility.GetParam("querystring");
源文件: d:\inetpub\wwwroot\smallhouse\index.aspx.cs 行: 145 堆栈跟踪:
[FormatException: 输入字符串的格式不正确。]
System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) +0
System.Convert.ToInt32(String value) +47
SmallHouse.index.Login_login_Click(Object sender, EventArgs e) in d:\inetpub\wwwroot\smallhouse\index.aspx.cs:145
System.Web.UI.WebControls.Button.OnClick(EventArgs e) +108
System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) +57
System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) +18
System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +33
System.Web.UI.Page.ProcessRequestMain() +1277
--------------------------------------------------------------------------------
版本信息: Microsoft .NET Framework 版本:1.1.4322.573; ASP.NET 版本:1.1.4322.573
源程序如下: private void Login_login_Click(object sender, System.EventArgs e)
{
if (Login_logged)
{
// Login Logout begin
// Login OnLogout Event begin
// Login OnLogout Event end
Login_logged = false;
Session["UserID"] = 0;
Session["UserRights"] = 0;
Login_Show();
// Login Logout end
}
else
{
// Login Login begin
int iPassed = Convert.ToInt32(Utility.Dlookup("members", "count(*)", "member_login ='" + Login_name.Text + "' and member_password='" + CCUtility.Quote(Login_password.Text) + "'"));
if (iPassed > 0)
{
// Login OnLogin Event begin
// Login OnLogin Event end
//Login_message.Visible = false; Session["UserID"] = Convert.ToInt32(Utility.Dlookup("members", "member_id", "member_login ='" + Login_name.Text + "' and member_password='" + CCUtility.Quote(Login_password.Text) +"'"));
Login_logged = true;
Session["UserRights"] = Convert.ToInt32(Utility.Dlookup("members", "security_level_id", "member_login ='" + Login_name.Text + "' and member_password='" + CCUtility.Quote(Login_password.Text) + "'"));
string sQueryString = Utility.GetParam("querystring");
string sPage = Utility.GetParam("ret_page");
if (! sPage.Equals(Request.ServerVariables["SCRIPT_NAME"]) && sPage.Length > 0)
{
Response.Redirect(sPage + "?" + sQueryString);
}
else
{
Response.Redirect(Login_FormAction);
}
}
else
{
//Login_message.Visible = true;
}
// Login Login end
}
} private void Login_reset_Click(object sender, System.EventArgs e)
{
Login_name.Text="";
Login_password.Text="";
}
}
}
--------------------------------------------------------------------------------输入字符串的格式不正确。
说明: 执行当前 Web 请求期间,出现未处理的异常。请检查堆栈跟踪信息,以了解有关该错误以及代码中导致错误的出处的详细信息。 异常详细信息: System.FormatException: 输入字符串的格式不正确。源错误:
行 143: Login_logged = true;
行 144:
行 145: Session["UserRights"] = Convert.ToInt32(Utility.Dlookup("members", "security_level_id", "member_login ='" + Login_name.Text + "' and member_password='" + CCUtility.Quote(Login_password.Text) + "'"));
行 146:
行 147: string sQueryString = Utility.GetParam("querystring");
源文件: d:\inetpub\wwwroot\smallhouse\index.aspx.cs 行: 145 堆栈跟踪:
[FormatException: 输入字符串的格式不正确。]
System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) +0
System.Convert.ToInt32(String value) +47
SmallHouse.index.Login_login_Click(Object sender, EventArgs e) in d:\inetpub\wwwroot\smallhouse\index.aspx.cs:145
System.Web.UI.WebControls.Button.OnClick(EventArgs e) +108
System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) +57
System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) +18
System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +33
System.Web.UI.Page.ProcessRequestMain() +1277
--------------------------------------------------------------------------------
版本信息: Microsoft .NET Framework 版本:1.1.4322.573; ASP.NET 版本:1.1.4322.573
源程序如下: private void Login_login_Click(object sender, System.EventArgs e)
{
if (Login_logged)
{
// Login Logout begin
// Login OnLogout Event begin
// Login OnLogout Event end
Login_logged = false;
Session["UserID"] = 0;
Session["UserRights"] = 0;
Login_Show();
// Login Logout end
}
else
{
// Login Login begin
int iPassed = Convert.ToInt32(Utility.Dlookup("members", "count(*)", "member_login ='" + Login_name.Text + "' and member_password='" + CCUtility.Quote(Login_password.Text) + "'"));
if (iPassed > 0)
{
// Login OnLogin Event begin
// Login OnLogin Event end
//Login_message.Visible = false; Session["UserID"] = Convert.ToInt32(Utility.Dlookup("members", "member_id", "member_login ='" + Login_name.Text + "' and member_password='" + CCUtility.Quote(Login_password.Text) +"'"));
Login_logged = true;
Session["UserRights"] = Convert.ToInt32(Utility.Dlookup("members", "security_level_id", "member_login ='" + Login_name.Text + "' and member_password='" + CCUtility.Quote(Login_password.Text) + "'"));
string sQueryString = Utility.GetParam("querystring");
string sPage = Utility.GetParam("ret_page");
if (! sPage.Equals(Request.ServerVariables["SCRIPT_NAME"]) && sPage.Length > 0)
{
Response.Redirect(sPage + "?" + sQueryString);
}
else
{
Response.Redirect(Login_FormAction);
}
}
else
{
//Login_message.Visible = true;
}
// Login Login end
}
} private void Login_reset_Click(object sender, System.EventArgs e)
{
Login_name.Text="";
Login_password.Text="";
}
}
}
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public int DlookupInt(string table, string field, string sWhere)
{
string sSQL = "SELECT " + field + " FROM " + table + " WHERE " + sWhere; OleDbCommand command = new OleDbCommand(sSQL, Connection);
OleDbDataReader reader=command.ExecuteReader(CommandBehavior.SingleRow);
int iReturn = -1; if (reader.Read()) {
iReturn = reader.GetInt32(0);
} reader.Close();
return iReturn;
}
Utility.Dlookup("members", "security_level_id", "member_login ='" + Login_name.Text + "' and member_password='" + CCUtility.Quote(Login_password.Text) + "'");返回的是数值型的字符串?
public static string Quote(string Param) {
if (Param == null || Param.Length == 0) {
return "";
} else {
return Param.Replace("'","''");
}
}