با سلام
دوست عزيز لطفا كد خودتون سمت سرور و كلاينت رو قرار بديد تا بشه راهنمايي كرد.
من به اين خطا فقط در مورد استفاده از SVG در مرورگر Firefox برخورده بودم.
protected void usernameTBX_TextChanged(object sender, EventArgs e)
{
msg.InnerHtml = "";
msg.Visible = false;
Button1.Enabled = true;
SqlConnection Scon = new SqlConnection(Session["conStr"].ToString());
Scon.Open();
string username = "";
string test = "select username from Users where Name + ' ' + Lname = N'" + usernameTBX.Text + "'";
SqlCommand cmd2 = new SqlCommand(test, Scon);
//SqlCommand cmd2 = new SqlCommand("Return_Username", Scon);
//cmd2.CommandType = System.Data.CommandType.StoredProcedure;
//cmd2.Parameters.AddWithValue("@UserName", usernameTBX.Text);
SqlDataReader sdr = cmd2.ExecuteReader();
if (sdr.HasRows)
{
sdr.Read();
username = sdr.GetValue(0).ToString();
}
Scon.Close();
Scon.Open();
SqlCommand cmd = new SqlCommand("check_score", Scon);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@usn", username);
cmd.Parameters.AddWithValue("@dore", RadComboBox1.Text);
SqlDataReader sdr2 = cmd.ExecuteReader();
if (sdr2.HasRows)
{
msg.InnerHtml = "برای " + usernameTBX.Text + " قبلا نمره ای ثبت شد";
msg.Visible = true;
Button1.Enabled = false;
}
Scon.Close();
}
<center>
<div id="msg" runat="server" visible="false" class="alert alert-block alert-success">
<button type="button" class="close" data-dismiss="alert">
<i class="ace-icon fa fa-times"></i>
</button>
</div>
<div id="err" runat="server" visible="false" class="alert alert-danger">
<button type="button" class="close" data-dismiss="alert">
<i class="ace-icon fa fa-times"></i>
</button>
</div>
</center>
<table style="margin:0px auto 0px auto;">
<tr>
<td style="width:29px;"></td>
<td>
<asp:TextBox ID="usernameTBX" runat="server" Width="250px" AutoPostBack="True"
ontextchanged="usernameTBX_TextChanged"></asp:TextBox>
<asp:AutoCompleteExtender ID="AutoCompleteExtender1" runat="server" TargetControlID="usernameTBX"
MinimumPrefixLength="1" EnableCaching="true" CompletionSetCount="1" CompletionInterval="500"
ServiceMethod="GetUser" >
</asp:AutoCompleteExtender>
<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server"
Display="Dynamic" SetFocusOnError="true" style="font-family:Tahoma; font-size:12px;"
ErrorMessage="*" ForeColor="Red"
ControlToValidate="usernameTBX" ValidationGroup="1"></asp:RequiredFieldValidator>
</td>
<td>
<label >نام خانوادگی کاراموز</label>
</td>
</tr>
<tr>
<td><br /></td>
</tr>
<tr>
<td style="width:29px;"></td>
<td>
<telerik:RadComboBox ID="RadComboBox1" runat="server" CollapseAnimation-Type="InExpo"
Skin="WebBlue" ExpandAnimation-Type="InCubic" DataTextField="name"
Font-Names="Tahoma" Font-Size="12px" Width="250px"
DataSourceID="SqlDataSource1" AutoPostBack="True" onselectedindexchanged="RadComboBox1_SelectedIndexChanged"
>
</telerik:RadComboBox>
<asp:SqlDataSource ID="SqlDataSource1" runat="server"
ConnectionString="<%$ ConnectionStrings:RoLibraryConnectionString2 %>"
SelectCommand="SELECT [name] FROM [plankoli]"></asp:SqlDataSource>
</td>
<td>
<label >نام دوره</label>
</td>
</tr>
<tr>
<td><br /></td>
</tr>
<tr>
<td style="width:29px;"></td>
<td>
<asp:TextBox ID="mTermKatbiTBX" runat="server" Width="250px"></asp:TextBox>
</td>
<td>
<label >میان ترم کتبی</label>
</td>
</tr>
<tr>
<td><br /></td>
</tr>
<tr>
<td style="width:29px;">
<asp:FileUpload ID="FileUpload1" runat="server" />
</td>
<td>
<asp:TextBox ID="mTermShafaeiTBX" runat="server" Width="250px"></asp:TextBox>
</td>
<td>
<label >میان ترم شفاهی</label>
</td>
</tr>
<tr>
<td><br /></td>
</tr>
<tr>
<td style="width:29px;"></td>
<td>
<asp:TextBox ID="pTermKatbiTBX" runat="server" Width="250px"></asp:TextBox>
</td>
<td>
<label >پایان ترم کتبی</label>
</td>
</tr>
<tr>
<td><br /></td>
</tr>
<tr>
<td style="width:29px;">
<asp:FileUpload ID="FileUpload2" runat="server" />
</td>
<td>
<asp:TextBox ID="pTermShafaeiTBX" runat="server" Width="250px"></asp:TextBox>
</td>
<td>
<label >پایان ترم شفاهی</label>
</td>
</tr>
<tr>
<td><br /></td>
</tr>
<tr>
<td style="width:29px;"></td>
<td>
<asp:TextBox ID="FaaliatTBX" runat="server" Width="250px"></asp:TextBox>
</td>
<td>
<label >فعالیت کلاسی</label>
</td>
</tr>
</table>
<table style="margin:20px auto 0px auto;">
<tr>
<td>
<asp:Button ID="Button1" runat="server" Text="Save" CssClass="btn btn-primary"
ValidationGroup="1" onclick="Button1_Click" />
</td>
<td>
</td>
<td>
<asp:Button ID="Button2" runat="server" Text="Reset" CssClass="btn"
onclick="Button2_Click"/>
</td>
</tr>
</table>