VS 2008 Combo Box Select Index Error?
Oct 29, 2009I have a combobox the has12345in it, Does a function, Then changes to the next one
View 17 RepliesI have a combobox the has12345in it, Does a function, Then changes to the next one
View 17 RepliesI've got the web browser with tabs in all working fine, but there's one bug, i can add tabs, delete em, etc.. but when i delete a tab then go to create a new tab, it gives me the error: InvalidArgument=Value of '6' is not valid for 'index'. Parameter name: index '6' is the number of tabs i had open.Here's the bit of code i use to create the tabs with the browser in it:
vbcode
Dim browse As New WebBrowser
browse.Name = "b1"
browse.Dock = DockStyle.Fill
[code]....
I am coding a program for a movie trivia game that randomly shows a movie quote and the the user selects a movie name from a combo box that matches. I used a array for the movie quotes and a comboBox for the movie names. I have coded a portion of the program but I am stuck on how to compare the array quote being shown to what movie the user selects from the comboBox. I have tried numerous different things but none seem to work right. The way I have it coded now it shows that every movie I pick that it is right even if it is wrong. I am going to show part of the code here and also attach the entire solution for anyone that needs it .
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i want to select same index at both listbox at the same time this is the code i got but it dosn't work if i select index 0 in listbox word
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I used the given below code to find the items of listview in my form[code]...
View 2 Repliesi am trying to auto select the email value from a 2nd cbobox when the user selects a name from the first cbobox using the first cbobox's index. (the values all line up with each other just fine)This is my current code:
Private Sub cmbAnalyst_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cmbAnalyst.SelectedIndexChanged
theAName = cmbAnalyst.Text
[code].....
Getting error filling grid view from reading through data table:
Dim myDataTable As DataTable = myDataSet.Tables("SunTrust")
Dim myRow As DataRow
Dim i As Integer = 1
Try
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Error:Index was out of range. Must be non-negative and less than the size of the collection.Parameter name: index
What im trying to do is send vars to a flash file.The following is my code:
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Dim oTitle As New ArrayList
Dim oSub As New ArrayList
Dim oRate As New ArrayList
[code]....
What I'm expecting the output to display is something like "t1=value&s1=value&r1=rate&t2=value&s2=value&r2=rat&t3=value&s3=value&r3=rat" But... i keep getting this exception: index was out of range. must be non negative and less than the size of the collection. Parameter name: INDEX.
I have a datagridview, with 3 columns, each containing dropdown filters (in the column header). Of the 3 columns, 2 are working perfectly fine, but whenever I try to filter the 3rd column, it gives me this error: (Also all of the column's have the ColumnType property set to: DataGridViewAutoFilterTextBoxColumn) "Index was out of range. Must be non-negative and less than size of the collection. Parameter name: index." The error points to the part that begins with "If dgv1.Rows(e.RowIndex)..."
Private Sub dgvWPS_CellFormatting(ByVal sender As Object, ByVal e As System.Windows.Forms.DataGridViewCellFormattingEventArgs) Handles dgv1.CellFormatting
If e.ColumnIndex = 1 Then
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I have DataSet "ds", that has a table with two columns and 11 rows. First columns is "ID" second column "name". I need to fill a combo box, with all teh names in "name" column. This i can do with
foreach(DataRow d as ds.Tables[0].Rows){ cmbBox.Items.add(d.ToString());}
But i need to map each name in the combo box to it's "ID" (in the table). Assume ID = 10000 has the name = "Mark", then if the user selects "Mark", i can store it's "ID" 1000 to a variable. How do i map the "ID" to "Name"?PS: Appologies for C# code !
i was making program that updates data in the datagrindview1 in form1 to the form2 but after i click update in form2 im getting an error Index is out of range.[code]
View 1 Replies[URL] That's a picture of the error. For some reason, it's saying that CurrentPlayer is < 0, but I stepped into the program and it said that CurrentPlayer was 0.
View 7 RepliesBelow is my code wherein i am showing a query based on items selected in list box... My problem is that when i m selecting all the items in list box , results are showing but if i m selecting some items, it gives Index out of range error....
vb.net
Private Sub btn_show_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles btn_show.Click
Dim prod_name As String = String.Empty
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I just recently started getting an index out of bounds error on one of my arrays at runtime. I was not having this issue previously. It only seems to happen when several items are added to a listbox.
Here is my declaration and code.
Dim ClientActiveMedProbs(frmmain.lstActiveMedProbs.Items.Count) As String
'store all active medical problem information in an array & build a string
For i As Integer = 0 To frmmain.lstActiveMedProbs.Items.Count - 1
ClientActiveMedProbs(i) = frmmain.lstActiveMedProbs.Items.Item(i).ToString
[Code] .....
The actual error message is:
Index was outside the bounds of the array.
I am experiencing a perplexing error ("Index was outside the bounds of array") that did not surface a few days ago WITH THE CODE UNCHANGED.
I was even able to successfully create an executable file a few days ago. It was therefore a shock to be given this error when testing it today.
The snippet is shown below:
Dim GearArray(lines.GetUpperBound(0), 8) As String For x As Integer = 1 To lines.GetUpperBound(0)
Dim parts() As String = lines(x).Split(",")
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I am getting an error when i try to populate some combo boxes with a value, the combo box has values in and the right amount the code is getting the right number.
the error msg is "Object reference not set to an instance of an object."
Here is my code for programming a program that reads from a file called RESORT.TXT
Containing the text:
Barb Allen
604 777 1234
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I have this code
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And I select one and it works! But when I try to select a different one it comes up with an error on..If ListView2.SelectedItems.Item(0).Text = "None" Then
The error..InvalidArgument=Value of '0' is not valid for 'index'. Parameter name: index
I get an error on the last line of sub where I am trying to assign a combobox to a column which is a textbox.error:Index was out of range. Must be non-negative and less than the size of the collection. Parameter name: index[code]....
View 3 RepliesI'm working on a vb.net project, when I execute the project I get the following error message: "error message: index and length must refer to a location within the string"
Public Sub New(ByVal lineIn As String)
parent = Trim(lineIn.Substring(0, colStarts(1)))
enfant = Trim(lineIn.Substring(colStarts(1), colStarts(2) - colStarts(1)))
des_F = Trim(lineIn.Substring(colStarts(2), colStarts(3) - colStarts(2)))
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I get the error msg in the line marked bold. When i checked the input file, the length of all the fields looks fine. I dont understand the cause of this error.
Notice that everytime the winform first loads, it will trigger 2 comboboxes ( each tabs each comboboxes ) selected index changed event from,
trying to find possible way to stop combobox selected index changed from winform first load, only trigger combobox selected index changed event after selecting the specific tab,
I have one user that is having a problem with my application, the error report shows an event type of clr203r and an index out of range exception. From what I've read this seems to have "something" to do with arrays or lists. (What that something is, so far, is beyond me or anything I've researched). I do have one array in my program -- myarray(13) as byte and I do have the syntax right as far as noting 20 elements in it. in my other bits of code.
I'm reading those bytes in the serial port, deciphering them and performing some actions. (to be vague). But just with what I've said, can anyone point me to a possible problem? Is the index out of range exception ALWAYS concerned with just arrays or lists? Or could it be something else?
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im getting an error with my SELECT statement. Cant see whats wrong, but i must be missing something?
I understand that DataTable.Select() returns an array of rows. I just want to know whether these is a way to get the row indexes as well.
View 4 RepliesI'm having a small hiccup in the following code. Basically what I have going on is a play button that will play the selected item in the listbox and once the button is clicked then the next item in the list is highlighted and waiting. This works exactly like I want it but the only issue is when it gets to the last item in the list it want play it.
Private Sub ButtonPlay_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ButtonPlay.Click
If (PlaylistBox1.SelectedIndex + 1) <> PlaylistBox1.Items.Count Then
AxWindowsMediaPlayer1.URL = PlaylistBox1.SelectedItem
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Im trying to make apple iDevice firmware downloader but im having trouble i want it
I want it so i select a firmware in the combo box (Drop Down Box)
Then hit the download button and a box comes up where you can save it to
I am using visual basic in VS 2008 and trying to learn how to assign a value to a word in a combo box using case select, this is my first attempt at programing and i just can't work out what to do next. So far i have two combo boxes a label and a button, i want the word, first to = 11, second = 9, third =7, fourth = 5. All it is doing at the moment is adding the list index value and displaying that total in the label. I want it to display for eg: if (first=11) and (second=9) are selected a total of 20 in the label,and so on for what ever combination is selected.
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When the selected index changes I for a second time this code errors.
vb.net
lvReports.SelectedItems.Item(0).SubItems.Item(2).Text
with this error message
InvalidArgument=Value of '0' is not valid for 'index'. Parameter name: index
Why is this?It worked for the listviews.click event perfectly.
Im just going to have to get used to this language for the rest of the semester And smohd, I will get back to you with my problem. That "Me..." control is so random. Not like JAVA Why am I getting an error with totalGrade
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My LINQ query:
Dim groupedData = (From p In pData _
Group By p.TruncParam Into Group) _
.SelectMany(Function(g) g.Group) _
.Select(Function(d, idx) New With { _
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When the TruncParam changes, I would like the index (idx) in the Select clause to reset to 1. So, in the list above, the Index should be SOLUB0001, SOLUB0002, INSOL0001, INSOL0002...CLRES0001, SUMCA0001, SUME0001.
How should I alter the LINQ query?