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Value Cannot Be Null. Parameter Name Dataset


You declared your ds variable inside the Form1_Load method. What is a satisfactory result of penetration testing assessment? All rights reserved. I forgot to create the "New" dataset. check over here

Advertisement dBforums Brief Subscribe to dBforums Brief to receive special offers from dBforums partners and sponsors Top Helpers healdem - 59 mark.b - 55 Pat Phelan - 54 ranman256 - 23 You’ll be auto redirected in 1 second. column Name Datatype Username varchar(10) Password nchar(10) /* source code */ con.Open() str = "select * from login where Username='" & UnameTextBox.Text & "' and Password='" & UPassword.Text Can a president win the electoral college and lose the popular vote Possible repercussions from assault between coworkers outside the office Using the eval command twice Lab colleague uses cracked software.

Value Cannot Be Null C#

Please provide some more clarity into it. 3 solutions Top Rated Most Recent Rate this: Please Sign up or sign in to vote. private void button1_Click(object sender, System.EventArgs e) { string SQL = " SELECT * FROM table1 "; SqlConnection cn = new SqlConnection("integrated security=SSPI;data source=local; persist security info=False;initial catalog=master "); SqlDataAdapter da = Can an object *immediately* start moving at a high velocity? Parameter name: source0Linq Query returning null parameters when selecting whole table0How to solve IEnumerable Value cannot be null.

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  7. but sometimes in other computer it doen't work.
  8. thanks®ards sridhar.k Hi Sridhar, If you replace this line of code Dim ds As DataSet with Dim ds As New DataSet the exception should disappear.

Reply With Quote 02-14-05,01:17 #6 blindman View Profile View Forum Posts Visit Homepage World Class Flame Warrior Join Date Jun 2003 Location Ohio Posts 12,592 Provided Answers: 1 Here's an idea: It happens sometimes, and I suspicious of my code that still have thread running while I close my Application. While each ransomware variant is different, we’ve seen some common tactics and trends used among the authors of the malware. Value Cannot Be Null. Parameter Name Value The time now is 09:09 PM.

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Can I sell a stock immediately Teenage daughter refusing to go to school why does this error keep popping out? Value Cannot Be Null. Parameter Name Path1 This content, along with any associated source code and files, is licensed under The Code Project Open License (CPOL) Top Experts Last 24hrsThis month OriginalGriff 265 F-ES Sitecore 220 Karthik Permalink Posted 28-Oct-13 4:30am basurajkumbhar1.7K Rate this: Please Sign up or sign in to vote. Terms of Service Layout: fixed | fluid CodeProject, 503-250 Ferrand Drive Toronto Ontario, M3C 3G8 Canada +1 416-849-8900 x 100 The support article you are trying to view is currently unavailable.

Value Cannot Be Null. Parameter Name Source In C#

Why do some banks have more than one routing number in the US? It's quick & easy. Value Cannot Be Null C# Editing Datagrid and Save to Database up vote 0 down vote favorite 1 Hello I'm having a problem here. Value Cannot Be Null In Mvc Source is the enumerable you are enumerating.

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while i am using below code it's giving output Dim Conn As New EDBConnection("provider=EnterpriseDB 8.2;server=;user id=lottouser; password=lotto; database=spruce1;port=5444") Dim myReader As EDBDataReader Dim myUser As String Conn.Open() Dim sql As String the only thing that I can't get right now is the fgp aggregate... You have no GROUP BY clause at all. 2) What kind of field is LeagueID? this content What is the common, normally open, normally closed?

Get 1:1 Help Now Advertise Here Enjoyed your answer? Value Cannot Be Null Parameter Name Key because it run in release apps. same code dataset using backend database oracle its given the output.plz give the solution.

I never gets this error in development.

Registration is fast, simple and absolutely free . Thanks for the help! #4 (permalink) June 16th, 2006, 04:38 AM steven_chr Registered User Join Date: Jun 2006 Location: , , . But do you think that maybe my variable is still locating in memory with value null? –mrhands Feb 16 '15 at 9:23 @mrhands I'm 100% sure that ListMetadataKor is Value Cannot Be Null. Parameter Name: Connection Join them; it only takes a minute: Sign up How to resolve Value cannot be null.

I have loaded it using thread BWHelper.Run –mrhands Feb 16 '15 at 9:28 @mrhands also possible problem is handling of exceptions in your BWHelper.Run method. Linux questions C# questions ASP.NET questions fabric questions SQL questions discussionsforums All Message Boards... share|improve this answer answered Feb 16 '15 at 9:25 Jenish Rabadiya 4,54241437 add a comment| up vote 1 down vote When you call a Linq statement like this: // x = have a peek at these guys Q.

Perhaps you did this: Dim dt As DataTable instead of this: Dim dt As New DataTable Permalink Posted 17-Feb-12 5:21am Dave Kreskowiak415.1K Comments Ravi chandran from thanjavur 17-Feb-12 22:01pm If my assumption is correct, then you need to change the line in the formload function from: DataSet ds= new DataSet(); to: ds = new DataSet(); seeflat. 0 LVL 15