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Internal .net Framework Data Provider Error 30

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System.invalidoperationexception Internal .net Framework Data Provider Error 30

more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question internal .net framework data provider error 30 system data oracleclient x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Getting “Internal .Net Framework Data Provider error 30” error when column has NULL value up vote 1 down vote favorite I have a simple .NET console program that uses OdbcDataReader to fetch rows from Advantage Local Server. I am using System DSN defined via ODBC Administrator on windows 7. Data Source uses Advantage StreamlineSQL ODBC driver v 10.00.00.03 and following params: Database Path: Table Type: Advantage Available Server Types: Local Server (ALS) The program works fine until it encounters a row that has a NULL value in the column. I then get an exception: System.InvalidOperationException was caught Message=Internal .Net Framework Data Provider error 30. Source=System.Data StackTrace: at System.Data.ProviderBase.DbBuffer.Validate(Int32 offset, Int32 count) at System.Data.ProviderBase.DbBuffer.PtrToStringUni(Int32 offset, Int32 length) at System.Data.Odbc.OdbcDataReader.internalGetString(Int32 i) at System.Data.Odbc.OdbcDataReader.GetValue(Int32 i, TypeMap typemap) at System.Data.Odbc.OdbcDataReader.GetValue(Int32 i) at System.Data.Odbc.OdbcDataReader.IsDBNull(Int32 i) at OdbcTest.Program.Main(String[] args) in c:\abcoa\visual studio 2010\Projects\OdbcTest\OdbcTest\Program.cs:line 66 InnerException: Intellisence in VS2010 also gives following hint: *_COMPlusExceptionCode = -532462766* I have also turned on ODBC tracing and can see following error in the SQL.LOG: OdbcTest.vshost b34-11e4 EXIT SQLSetStmtAttrW with return code -1 (SQL_ERROR) SQLHSTMT 0x0037C6D8 SQLINTEGER 1228 SQLPOINTER [Unknown attribute 1228] SQLINTEGER -5 DIAG [HY092] [iAnywhere Solutions][Advantage ODBC Driver]Invalid attribute identifier. (2184) OdbcTest.vshost b34-11e4 ENTER SQLGetDiagFieldW SQLSMALLINT 3 SQLHANDLE 0x0037C6D8 SQLSMALLINT 1 SQLSMALLINT 4 SQLPOINTER 0x05ABE480 SQLSMALLINT 12 SQLSMALLINT * 0x05ABE548 If anyone can help with this I would very much appreciate it! c# odbc datareader advantage-database-server share|improve this question asked Nov 15 '10 at 14:43 zam6ak 3,00363171 You are calling IsDBNull() and it throws an exception when the column actu

CommunityOracle User Group CommunityTopliners CommunityOTN Speaker BureauJava CommunityError: You don't have JavaScript enabled. This tool uses JavaScript and much of it will not work correctly without it enabled. Please turn JavaScript back on and reload this page. Please enter a title. You can not post a blank message. Please type your message and try again. More discussions in .NET Stored Procedures All PlacesDatabaseDatabase Application DevelopmentWindows and .NET.NET Stored Procedures This discussion is archived 2 Replies Latest http://stackoverflow.com/questions/4185427/getting-internal-net-framework-data-provider-error-30-error-when-column-has-n reply on Jul 21, 2009 3:20 PM by 713078 Internal .Net Framework Data Provider error 30 - Assistance? 580665 May 31, 2007 6:31 PM I am trying to update some data via a Windows Form using C# 2.0 and am receiving the following error when it reaches this line: https://community.oracle.com/thread/516655 command.Command.ExecuteNonQuery(); ------------------------------------------------------------------------- System.InvalidOperationException occurred Message="Internal .Net Framework Data Provider error 30." Source="System.Data.OracleClient" StackTrace: at System.Data.ProviderBase.DbBuffer.Validate(Int32 offset, Int32 count) at System.Data.ProviderBase.DbBuffer.PtrToStringUni(Int32 offset) at System.Data.OracleClient.OracleException.CreateException(OciErrorHandle errorHandle, Int32 rc) at System.Data.OracleClient.OracleConnection.CheckError(OciErrorHandle errorHandle, Int32 rc) at System.Data.OracleClient.OracleCommand.Execute(OciStatementHandle statementHandle, CommandBehavior behavior, Boolean needRowid, OciRowidDescriptor& rowidDescriptor, ArrayList& resultParameterOrdinals) at System.Data.OracleClient.OracleCommand.ExecuteNonQueryInternal(Boolean needRowid, OciRowidDescriptor& rowidDescriptor) at System.Data.OracleClient.OracleCommand.ExecuteNonQuery() at CommandProcessor.Process() in C:\...\CommandProcessor.cs:line 89 ------------------------------------------------------------------------- 10196Views Tags: none (add) This content has been marked as final. Show 2 replies 1. Re: Internal .Net Framework Data Provider error 30 - Assistance? 502182 Jun 1, 2007 3:53 AM (in response to 580665) You are using Microsoft .NET Provider for Oracle. Please post your question in appropriate Microsoft forum. If you decide to use Oracle Data Provider for .NET, you may post your queries in ODP.NET . Like Show 0 Likes(0) Actions 2. Re: Internal .Net Framework Data Provider error 30 - Assistance? 713078 Jul 21, 2009 3:20 PM

Tips/Tricks Top Articles Beginner Articles Technical Blogs Posting/Update Guidelines Article Help Forum Article Competition Submit an article http://www.codeproject.com/Questions/780401/Internal-Net-Framework-Data-Provider-error or tip Post your Blog quick answersQ&A Ask a Question View Unanswered Questions View All Questions... C# questions Linux questions ASP.NET questions SQL questions VB.NET questions discussionsforums All Message Boards... Application Lifecycle> Running a Business Sales / Marketing Collaboration / Beta Testing Work Issues Design and Architecture ASP.NET JavaScript C / internal .net C++ / MFC> ATL / WTL / STL Managed C++/CLI C# Free Tools Objective-C and Swift Database Hardware & Devices> System Admin Hosting and Servers Java .NET Framework Android iOS Mobile SharePoint Silverlight / WPF Visual Basic Web Development Site Bugs / Suggestions Spam and Abuse Watch features Competitions News The internal .net framework Insider Newsletter The Daily Build Newsletter Newsletter archive Surveys Product Showcase Research Library CodeProject Stuff communitylounge Who's Who Most Valuable Professionals The Lounge   The Insider News The Weird & The Wonderful The Soapbox Press Releases Non-English Language > General Indian Topics General Chinese Topics help What is 'CodeProject'? General FAQ Ask a Question Bugs and Suggestions Article Help Forum Site Map Advertise with us About our Advertising Employment Opportunities About Us Ask a Question All Questions All Unanswered FAQ Internal .Net Framework Data Provider error 30. See more: ASP.NET Oracle database I'M NEW TO WORK WITH ORACLE TO DEVELOP ASP.NET APPLICATION.BUT I'M HAVING THE ISSUE IN UPDATING COMMAND USING ASP.NET GRIDVIEW CONTROL.PLEASE ANY BADY KNOWS THE SOLUTION HELP ME...? Closed because the post is not clear, or is incomplete and has not been phrased in a way that allows it to be fully understood.. Reported by Richard Deeming, Mehdi Gholam

 

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Internal net Framework Data Provider Error System data oracleclient p CommunityOracle User Group CommunityTopliners CommunityOTN Speaker BureauJava CommunityError You don't have JavaScript enabled This tool uses JavaScript and much of it will not work correctly without it enabled Please turn JavaScript back on and reload this page Please enter a title You can not post a blank message Please type your message and try again More discussions in NET Stored Procedures All PlacesDatabaseDatabase Application DevelopmentWindows and NET NET Stored Procedures This discussion is archived Replies Latest reply on Jul PM by Internal Net Framework Data Provider error - Assistance May

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