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Vb.net Value Cannot Be Null. Parameter Name Key


Parameter name: key yes I can. It's kind of a random error, it does not always happen when saving or adding new controls View 6 Replies Value Cannot Be Null. Can a president win the electoral college and lose the popular vote more hot questions question feed lang-vb about us tour help blog chat data legal privacy policy work here advertising View our list of code downloads. weblink

Optional Parameter Not Working When Trying To Pass Null Value To Database? It uses Windows 2003 Server, IIS 6, SQL 2008 Express, and all of my software including the OS is up to date with the the latest servicepacks, updates, and all of It says syntax error: "Dataview cannot be converted to datatable" TrieddvMeasurementsRet = New DataView(dsRecordData.Tables(0).DefaultView) instead of dvMeasurementsRet = New DataView(dsRecordData.RecordData) Thursday, June 03, 2010 5:44 AM Reply | However, sometimes inquirers post code which does not compile, not the code they are asking about. --SA SAKryukov 5-Oct-11 12:38pm No need to debug as in this case everything

Key Cannot Be Null. Parameter Name Key (mscorlib)

closets - Null value allowed. The problem happens on the conn.Open() Code: 'Add the value to the listbox Public Sub SetRecieve(ByVal value As String) Dim count As Integer = 0 Dim conn As New MySqlConnection Dim Developer Express Inc disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose.

I have also tried setting the values directly with the same result. Trying to figure this out is getting really frustrating. Not currently putting anything in this field. Sql Server "key Cannot Be Null. Parameter Name: Key (system)" View 1 Replies "Value Cannot Be Null Parameter Name: Encoder" When Trying To Save An Image To Memorystream?

Parameter name: key" ParamName="key" Source="mscorlib" StackTrace: at System.Collections.Hashtable.get_Item(Object key) at MySql.Data.MySqlClient.MySqlPoolManager.GetPool(MySqlConnectionStringBuilder settings) at MySql.Data.MySqlClient.MySqlConnection.Open() at Config_Generator.frmmain.SetRecieve(String value) in C:\Users\bkoches.HQ\Documents\Visual Studio 2008\Projects\Config Generator\Config Generator\Form1.vb:line 558 at Config_Generator.frmmain.btnadd_Click(Object sender, EventArgs e) in C:\Users\bkoches.HQ\Documents\Visual "value Cannot Be Null" "parameter Name Key" C# Results 1 to 18 of 18 Thread: [RESOLVED] Key cannot be null. Advanced Search VBForums Visual Basic Visual Basic .NET VS 2008 [RESOLVED] Key cannot be null. However the key is an auto-increment value and i'm not even writing to that field.

Posts: 13 Thanks: 0 Thanked 0 Times in 0 Posts Thanks alot! Value Cannot Be Null. Parameter Name Path1 Also check the indexed columns in the table, is any of them set to null? This is a community of tens of thousands of software programmers and website developers including Wrox book authors and readers. Thanks for the pointers with the databinding, that got me reviewing the order of the events and the databinding and that seemed to be the right direction to look to address

"value Cannot Be Null" "parameter Name Key" C#

Terms of UseSite FeedbackPrivacy Policy Powered by Progress Sitefinity Register Help Remember Me? Please provide some more clarity into it. 3 solutions Top Rated Most Recent Rate this: Please Sign up or sign in to vote. Key Cannot Be Null. Parameter Name Key (mscorlib) Jun 28, 2011 i have an image in an bytearray. Key Cannot Be Null. Parameter Name: Key C# Parameter name: dataSet User Name Remember Me?

However, it kept erroring out at the end because the value was in fact NULL.Why is it that even though I'm checking if it's NULL before using the value, it errors have a peek at these guys Much of the googling and reading that I've done seems to indicate a problem with my providers, but I can't understand why it works perfectly on Casini (or whatever the development I have no idea why it is running into a null value when it is always fed information. See here.>> http://www.wisegeek.com/what-are-bing-cherries.htm Tuesday, June 15, 2010 4:01 AM Reply | Quote Microsoft is conducting an online survey to understand your opinion of the Msdn Web site. Key Cannot Be Null Parameter Name Key Ssas

  • Just as is the case with the many many forum threads about this same issue, the site works fine on my development machine.
  • Parameter name: key' error [Answered]RSS 2 replies Last post Aug 30, 2009 09:53 PM by Sojan80 ‹ Previous Thread|Next Thread › Print Share Twitter Facebook Email Shortcuts Active Threads Unanswered Threads
  • In both cases they are connecting to the same database.I would be so grateful if anyone could tell me what I'm doing wrong here.
  • Server Error In '/' Application - Value Cannot Be Null / Parameter Name: Type Get An Error System.ArgumentNullException Was Unhandled, Value Cannot Be Null.
  • Reply With Quote Apr 2nd, 2009,03:48 PM #4 Campion View Profile View Forum Posts Frenzied Member Join Date Jul 2007 Location UT Posts 1,098 Re: Key cannot be null.
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  • Here is the call stack of my particular error: at System.String.IndexOf(String value, Int32 startIndex, Int32 count, StringComparison comparisonType) at System.String.Contains(String value) at Final_test.Form1.ScanScanner(String dir) in C:\Users\Admin\Documents\Visual Studio 2010\Projects\Final test\Final test\Form1.vb:line 155

At this point I've put a crazy amount of hours into trying to get this resolved so I'm turning to you guys for some assistance. I have since attempted to reinitiate the error and the only way I can revisit this error is by changing the WordWrap of the RTB whilst the program runs, but no Parameter name: Key" exception. check over here Is it easy to duplicate?

Jan 17, 2012 I have already defined in my SELECT statement in TableAdapter to tell it what to do if the parameters are Null:SELECT a.ID, a.NameID, b.BNameIDFROM a INNER JOIN bON Key Cannot Be Null Parameter Name Key Wpf I've also taken this field out and made closets the primary key and I get the same error. Passing Null To An Optional Parameter With Default Value?

I added a number of my own tables to aspnetdb.mdf so I would have a single database for all my site's data.I am hosting the site on my own server.

Insults are not welcome. Did it open normally? All rights reserved. Value Cannot Be Null. Parameter Name: Value I can log on to it and use all of its features.

How do I do this? The single database call was by intention (filling the dataset once for the 6 gridviews and using filtering individually on each grid). The underscore automatically makes it appear at the top of the list of available functions, and the 'f' indicates a function. ‹ Previous Thread|Next Thread › This site is managed for this content And that execute non query is not needed.