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
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
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
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?
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.