Cannot find table 0 c# dataset

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WebOct 9, 2024 · Cannot insert explicit value for identity column in table 'table' when IDENTITY_INSERT is set to OFF 1 Problem with filling dataset WebDec 20, 2011 · You need to do the following to fix it: Modify the underlying code to not swallow the exception, but rather let it bubble up to the next level so you can identify it properly. Identify the query (s) causing the problem, and then rewrite, reindex, denormalize or throw hardware at the problem. See this for more info: System.Data.SqlClient ...

c# - Find a row in a DataTable - Stack Overflow

WebMay 15, 2024 · You have no table[0].Maybe you need a ' before and after " + lblrefno.Text.ToString() + "depending on the type of subheaderid. That's one of the problems of not using parametrized queries That's one of … WebAug 21, 2024 · 0 I think you are using DataSet in your code might be there would be a problem so you first need to check where that DataSet contains datatable at 0 location eg. DataSet ds = new DataSet (); dtAdapter.Fill (ds); if (ds != null && ds.Tables.Count > 0) { //your logic } Share Improve this answer Follow edited Aug 21, 2024 at 6:08 eastview little league san pedro

c# - Determine if Tables[0] Exists - Stack Overflow

WebYou need to add some columns to the table first: DataTable t1 = new DataTable ("Employees"); t1.Columns.Add ("column1", typeof (string)); t1.Columns.Add ("column2", typeof (string)); t1.Columns.Add ("column3", typeof (string)); DataRow newrow = t1.NewRow (); ... Share Improve this answer Follow answered Sep 25, 2010 at 20:09 Lee 141k 20 … WebAug 23, 2012 · before fillup your dataset you will not find any table. so after da.Fill (ds) you need to use ds.Table [0] to access first table. Solution 3 I thing you have connection … WebFeb 13, 2016 · If you are expecting result set (s) and couldn't see it in DataSet object then DO NOT ATTEMPT to hide further by using DataSet.Tables.Count == 0 or … eastview mall apple store

c# - IndexOutOfRangeException: Cannot find table 0 while …

WebJan 8, 2014 · ...that is blowing up with "cannot find table 0" To try to prevent that, I've tried the following, all to no avail; I still get that err msg when I try to access the first table in the Dataset: 1) if (null != QtyDS) 2) string table0 = QtyDS.Tables [0].ToString (); if (!table0.Equals (string.Empty)) 3) if (null != QtyDS.Tables [0]) WebFeb 7, 2014 · You didn't add the datatable to the dataset. Actually you don't need a dataset if you only have one datatable. A dataset is only an object that contains multiple datatables and in most cases isn't required. DataSet dtset = new DataSet(); dtset.Tables.Add(dt); adpt.Fill(dt); dt = dtset.Tables[0]; cumbria public health strategyWebJun 11, 2014 · Then check to see if dataset (which isn't necessarily the name of your DataSet) is null. If the DataSet isn't null, then the Tables property will exist and if there are no tables, then the Count property will still exist. Then you can decide what that means based on the details of your app. cumbria quick wins

"WebAug 24, 2012 · C# for ( int i = 0; i <= ds.Tables [0].Rows.Count; i++) { cmd.CommandText = @"select * from metb" ; da.SelectCommand = cmd; da.Fill (ds); string fnList = ds.Tables [0].Rows [i] [ "fn" ].ToString (); Label1.Text += fnList+ "/n" ; } Posted 23-Aug-12 22:01pm me64 Add a Solution 3 solutions Top Rated Most Recent Solution 2 " - Cannot find table 0 c# dataset

Cannot find table 0 c# dataset

c# - Determine if Tables[0] Exists - Stack Overflow

WebJun 14, 2011 · Error message: Cannot find table 0. 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. WebJan 15, 2015 · if (dsFeeTransaction != null && dsFeeTransaction.Tables.Count > 0 && dsFeeTransaction.Tables [0].Rows.Count > 0 dsFeeTransaction != null && dsFeeTransaction.Tables.Count > 0 && dsFeeTransaction.Tables [1].Rows.Count > 0) { if (dsFeeTransaction != null && dsFeeTransaction.Tables.Count > 0 && …

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WebOct 7, 2024 · User-1415774685 posted Dear Dev's I am working with a small project where i try to read data from an excel sheet. I am trying with two systems, one with IE 9 installed and another with IE 8 installed. Excel is of the format 97-2003, when i work with IE 9 it perfects well, reads the data and ... · User-1454326058 posted Hi Jeevanathan, I think … WebDec 15, 2011 · c# public static class DataSetExtensions { public static bool IsTableDataPopulated (this DataSet dataSet) { return dataSet != null && dataSet.Tables.Count > 0 && dataSet.Tables [0].Rows.Count > 0; } } Usage if (ds.IsTableDataPopulated ()) { // do stuff }

WebOct 7, 2024 · int count = ds.Tables.Count; if (count != 0) { return ds.Tables [0]; // am getting could not find table 0 as the table collection is zero } else { return null; } } catch ( Exception ex) { throw; } finally { dbCommand = null; if (sqlConn.State != ConnectionState .Closed) { sqlConn.Close (); } db = null; } } } Tuesday, April 14, 2009 11:16 AM Answers WebFeb 1, 2010 · If not, then you should be able to just check if the DataSet itself is null. This is generally the syntax that I'll do... DataSet ds = BLL.GetMyDataSet (); if (ds != null && ds.Tables [0].Rows.Count > 0) { // TODO } Share Follow answered Feb 1, 2010 at 17:23 Jagd 7,149 22 74 107 1

WebApr 12, 2016 · By using System.Data.XmlReadMode.ReadSchema it is returning blank dataset. 1 solution Solution 1 Hello , This is clear that your DataSet is blank or null .Hence it can not find any table . Modify your code like this way if (dsData != null && dsData.Tables.Count > 0 ) { //do other stuff } Thanks Posted 12-Apr-16 4:13am Animesh … WebOct 9, 2016 · 0 Because you use Insert Into in your stored procedure. Access based on Tables property: SqlDataAdapter adp = new SqlDataAdapter (cmd); adp.Fill (dsDataSet); var table1 = dsDataSet.Tables [0]; var table2 = dsDataSet.Tables [1]; Link : http://msdn.microsoft.com/fr-fr/library/system.data.dataset.tables.aspx Share Improve …

WebJun 4, 2010 · query will receive the data in data set and then we will check the data set that is it empty or have some data in it. for that we do ds.tables[0].Rows.Count == o this will count the number of rows that are in data set. If the above condition is true then the data set ie ds is empty.

WebJan 31, 2014 · I am seeing an error regarding cannot find table 0, where the dataset doesn't contain the table data. This is my code to fetch rows from a table: DataTable dt = … cumbria public right of way eastview mall dress storesWebOct 3, 2015 · database.AddInParameter(storedProcCommand, objNVC.GetKey(i), DbType.AnsiString, Convert.ToString(objNVC[i]));}} eastview legal services barrie ontarioWebFeb 13, 2016 · If you are expecting result set (s) and couldn't see it in DataSet object then DO NOT ATTEMPT to hide further by using DataSet.Tables.Count == 0 or DataSet.Tables.Count != 0. See Issue 1,2,3 explanation. Face the error, figure out why it's not returning the result set, don't further hide it . Posted 12-Feb-16 9:26am Wonde Tadesse eastview mall cinema timesWebJul 23, 2013 · protected void btnSave_Click(object sender, EventArgs e) ThreadStart DisplayThread = new ThreadStart(display); Thread t2 = new Thread(DisplayThread); eastview mall gift certificates rochester nyWebMar 22, 2013 · if (dsRes .Tables.count > 0) { foreach (DataRow dr in dsRes.Tables [0].Rows) { ListItem li = new ListItem (); if (temp != dr [2].ToString ()) { li = new ListItem (dr [2].ToString (), dr [0].ToString ()); drditem1.Items.Add (li); drditem2.Items.Add (li); drditem3.Items.Add (li); drditem4.Items.Add (li); drditem5.Items.Add (li); eastview mall job openingsWebOct 10, 2024 · 0 "Cannot find table 0" indicates that DataSet has empty tables at the first index (0), so that you can't assign data source from it. The main problem is you're using INSERT command here: cmd2.CommandText = ("INSERT INTO tbl_EmailAdress (Email) VALUES (@EmailAddress);"); cumbria race equity network