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when i use
lblLoginId.Text = Session["LoginID"].ToString();
in other form
than an error occur
Object reference not set to an instance of an object.
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If (Session["LoginID"] != null)
{
lblLoginId.Text = Session["LoginID"].ToString();
}
Manas Bhardwaj
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Hi.
I'm working on a web application developed using C# that displays an image sent by an windows forms application. The image is 1024*768, 1 byte depth, no compressed. So it uses 786432 bytes. To hold it I have declared a byte[] of this size. I'm new with ASP.NET and I don't know if I'm doing something wrong. I can imagine that if the buffer is allocated on server side, several instances of the web application can suppose a big trouble. Or I'm wrong and the buffer is allocated on client side? Which is the best way of sending the images? Binary streams?
Thanks in advance, Xavier
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Dear all,
Am sending this msg regarding asp.net 1.1 email usage.
My code for sending email is below.
The problem it is reaching my inetpub/mailroot/queue instead of actual mail id.
I have seen all my smtp server settings which are using port 25 and localhost as smtpserver.No error nothing.
Can anybody resolve using asp.net 1.1 not with 2.0.
I had the solution for 2.0
Code is on button click event
Dim cdoconfig, cdomessage, sch
sch = "http://schemas.microsoft.com/cdo/configuration/"
cdoconfig = Server.CreateObject("CDO.Configuration")
cdoconfig.Fields.Item(sch & "sendusing") = 2
cdoconfig.Fields.Item(sch & "smtpserver") = "localhost"
cdoconfig.Fields.Update()
cdomessage = CreateObject("CDO.Message")
With cdoMessage
.Configuration = cdoconfig
.From = _txtFrom.Text
.To = _txtTo.Text
.Subject = _txtSubject.Text
.TextBody = _txtMessage.Text
.Send()
End With
cdomessage = Nothing
cdoconfig = Nothing
I tried maximum trails still am not with the right solution.Can nay body tell me if u r free.
kissy
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There could be many reason in behind.
Kissy16 wrote: which are using port 25
Please check Port is not blocked by firewall.
You can try one thing :
1. Go To > IIS > Default SMTP Server > Properties
2. Go to Delivery Tab
3. Set First, Second, Third, Subsequent Retry Interval To 1
Hope this will resolve your Issue
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Kissy16 wrote: cdoconfig = Server.CreateObject("CDO.Configuration")
I am not sure why are you using CDO to do this in .Net.
In .Net 1.1, you should rather use the System.Web.Mail.MailMessage do send email.
Manas Bhardwaj
Please remember to rate helpful or unhelpful answers, it lets us and people reading the forums know if our answers are any good.
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now current day many programmer uses this technology why?
what are the advantages of this.
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Ravindra Bisen wrote: now current day many programmer uses this technology why?
what are the advantages of this.
1.)You did not even care to put your question properly.
2.)This is not a ASP question.
Now, lets come to the point that what are properties. Here is a good explanation[^].
Manas Bhardwaj
Please remember to rate helpful or unhelpful answers, it lets us and people reading the forums know if our answers are any good.
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Ravindra Bisen wrote: now current day many programmer uses this technology why?
About which technology you are talking about?
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Hi,
I am Loading data to Treeview control.
When am selectionnode changes , the text of the node should copied to one TextBox its done from JAvascript. But The problem is The TextBox is REadonly so i cannot able to copy the selected node to the textbox. Is there Any way to copy??????
Regards,
kannak........
kannak
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sekannak wrote: The TextBox is REadonly so i cannot able to copy the selected node to the textbox
I dont see any problem in assigning the value to readonly textbox through javascript.
If you could post your code, than I can have another look.
Manas Bhardwaj
Please remember to rate helpful or unhelpful answers, it lets us and people reading the forums know if our answers are any good.
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Hi,
Javascript:
function Fun(event)
{
var obj = event.srcElement || event.target ;
var seltreeNode = obj;
textbox.value = seltreeNode.innerHTML;
}
CodeBehind:
treeview.attribure.add("onclick","Fun(event)")
So the Selected Node is copied to the Textbox sucessfully. But if the textbox is readonly=true or Enabled=false i cannot copy the selected node to the TExtbox. How to REsolve this problem.
I think now u will get clarified...
Thanks,
kannak....
kannak
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sekannak wrote: textbox.value = seltreeNode.innerHTML;
Where is this textbox coming from????
Manas Bhardwaj
Please remember to rate helpful or unhelpful answers, it lets us and people reading the forums know if our answers are any good.
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That is different textbox on the same page...but it is reoadonly=true/Enabled=false.
kannak
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sekannak wrote: That is different textbox on the same page...
Shouldn't you do:
document.getElementById("textbox").value = seltreeNode.innerHTML;
Manas Bhardwaj
Please remember to rate helpful or unhelpful answers, it lets us and people reading the forums know if our answers are any good.
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sekannak wrote: That is different textbox on the same page...but it is reoadonly=true/Enabled=false.
This is your Server Side Control I Guess.
So first you need to read the Client ID and then read the Value From It.
var textBoxID="<%=textBox.ClientID%>";
var textBoxValue=document.getElementById(textBoxID);
Note : If the Textbox is server side control and you have make it ReadOnly, It will not send value to server while Postback.
Hope this will help you
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Hello All,
i have two list box when i move list item from one list to another list using javascript i don't get destination list box item in server side.
so i have using IPostBackDataHandler interface that have one method LoadPostData method which return postcollection of item.
so can you please let me know how it possible that method return destination list item array
Thanks in Advance
Anish Patel
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Hi Friends,
Can anyone send me the solution of this error. It's an urgent requirement.
Server Error in '/' Application.
---------------------------------------------------------------------------
Recursive fallback not allowed for character \u003F.
Parameter name: chars
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.ArgumentException: Recursive fallback not allowed for character \u003F.
Parameter name: chars
Regards,
Kishore
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kishore309 wrote: It's an urgent requirement
Not for me atleast.
kishore309 wrote: Can anyone send me the solution of this error
You did not care to explain us what are you trying to do and when do you get this error. In such a case, I can not help you more than giving these [^]links.
Manas Bhardwaj
Please remember to rate helpful or unhelpful answers, it lets us and people reading the forums know if our answers are any good.
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Hi All,
I have a scenario to validate a set of controls in a search page. (user must enter value atleast in one of the text box out of 10 text boxes).
How can i use .net validators
Thanks,
Venkat
Venky
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Why dont you use your custome validator?it will be best for your scenario
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Iterate through Control collection of the page and then check for Text box validation.
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Hi Friends,
I need a help.In my application i set the connectionstrings and all settings in webconfig file.But anyone can edit teh webconfig.Is there any option to protect the webconfig editing in .net application as in access database.If anyone tries to edit the webconfig ask username and password.If the entered username and password is correct only the user have to edit the whole webconfig.
Send some queries to solve it.Because after publishing alos if anyone tries he can simply edit the webconfig.So i think in this way.
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Does he has access to the server in which your application is hosted ?
Its impossible to access the web config and machine config file from browser...
Regards,
Vengat P
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