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Cannot Perform This Operation On A Closed Dataset Delphi

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delphi/adoStoredProc: Cannot Perform this operation on a closed dataset 9. Cannot perform operation.Record changed by another user. When you click OK, Delphi will ask "Database is currently connected. Craig Leid Delphi Developer Sun, 23 Mar 2003 03:00:00 GMT Re:Cannot perform this operation on an open database. Check This Out

Buy Download SSIS Components for Oracle SSIS Components for Oracle A set of SSIS Data Flow components for SQL Server Integration Services (SSIS) packages that includes Source component with convenient editor, Craig Leidy Delphi Developer Sat, 22 Mar 2003 03:00:00 GMT Cannot perform this operation on an open database. These resources can help you build awareness and prepare for defense. Join our community for more solutions or to ask questions. http://forums.devart.com/viewtopic.php?t=16698

Cannot Perform This Operation On A Closed Dataset Delphi

Join & Ask a Question Need Help in Real-Time? Closes the cursor. In the case of oracle or postgres, the database container you're trying to use doesn't exist. Cannot perform operation on closed dataset error in DataSourceDatachnge event 3.

Why there are no approximation algorithms for SAT and other decision problems? Buy Download SSIS Components for SugarCRM SSIS Components for SugarCRM A set of SSIS Data Flow components for SQL Server Integration Services (SSIS) packages that includes Source component with convenient editor Buy Download SQL Complete SQL Complete An add-in for SSMS and Visual Studio. Cannot Perform This Operation On A Closed Database Personally, I like using Open en Close better, because I think it looks clearer as a command than setting Active to False.

Best regards, Jan Top marsupilami Silver Boarder Posts: 401 Joined: 17.01.2011, 14:17 Quote Postby marsupilami » 13.08.2012, 19:17 Hello, The problem seems to have resolved itself somehow. Cannot Perform This Operation On A Closed Dataset Sql Server Buy Download Data Generator for Oracle Data Generator for Oracle A GUI tool for populating Oracle schemas with tons of meaningful test data. Copyright © GroupLink 2013. http://stackoverflow.com/questions/21678001/opening-and-closing-the-datasets-in-delphi Jan, Paul & Jeff: Your help is much appreciated.

Buy Download dbExpress Driver for InterBase and Firebird dbExpress Driver for InterBase and Firebird dbExpress is a database-independent layer that defines common interface to provide fast access to InterBase and Firebird Query Cannot Perform This Operation On A Closed Dataset CONTINUE READING Join & Write a Comment Already a member? The Paradox file name is in the SQL command. Jan Dogge Delphi Developer Sat, 19 Jul 2008 20:39:14 GMT Re:Query1: Cannot perform this operation on an open dataset What database?

Cannot Perform This Operation On A Closed Dataset Sql Server

Join & Ask a Question Need Help in Real-Time? http://zeoslib.sourceforge.net/viewtopic.php?t=3557 Like i wrote on the BugReport i wanted to have some testers for the added code. Cannot Perform This Operation On A Closed Dataset Delphi Close the TDatabase by calling its Close method or by setting its Connected property to False. Cannot Perform This Operation On A Closed Dataset Oracle Everythings works again.

Download dbMonitor dbMonitor The tool provides visual monitoring of your database applications. http://optimisersonpc.com/cannot-perform/is-not-a-user-table-cannot-perform-set-operation.html Learn more Review Assistant Review Assistant A peer code review tool for Visual Studio. Other not-so-obvious reasons why you might get this error, than the obvious thing that you failed to set the table Active property to true, include system or BDE configuration errors (ODBC maybe setting active to false? Cannot Perform This Operation On A Closed Dataset Sqlite

  1. But I wonder why the Connection would do anything to an inactive Query and why it does this after the commit?
  2. According to the help file, attempting to modify this property while the TDatabase component is disconnected will raise an exception.
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  6. es/testing Lazarus 1.0.8 fpc 2.6.0 Top EgonHugeist Zeos Dev Team Posts: 1700 Joined: 31.03.2011, 22:38 Quote Postby EgonHugeist » 19.08.2012, 11:44 patyit, Nope i don't think there was any further progress.
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This IS ok for me, if values are missing or the constraint cascade Rules making trouble! But there may be other reasons you wish to confirm if a dataset is active before doing something else. –Craig Young Feb 12 '14 at 17:50 add a comment| up vote This question is more about why there are those two ways of opening and closing datasets. –TLama Feb 10 '14 at 16:18 I explained in first row TDataset.Open is http://optimisersonpc.com/cannot-perform/cannot-perform-this-operation-on-a-closed-dataset-sql-server.html Taking a look at the database, I see that the Transaction has been committed.

procedure TZAbstractConnection.Commit; var ExplicitTran: Boolean; i: Integer; begin CheckConnected; CheckNonAutoCommitMode; ExplicitTran := FExplicitTransactionCounter > 0; if FExplicitTransactionCounter < 2 then //when 0 then AutoCommit was turned off, when 1 StartTransaction was Cannot Perform This Operation On A Closed Dataset Delphi 7 Download dbForge Studio for MySQL dbForge Studio for MySQL MySQL and Maria DB management tool with well-designed GUI for easy database development and administration. Team Delphi Developer Mon, 24 Mar 2003 03:00:00 GMT Re:Cannot perform this operation on an open database.

delphi share|improve this question edited Feb 10 '14 at 13:35 asked Feb 10 '14 at 13:02 user1556433 6 Without having Active property you wouldn't be able to open the dataset

If you don't use an explicit TSession component, Delphi uses a default session component named 'Session'. Any suggestions as to the setting. except Database.Rollback; ... // error handling an back to edit data Exit; end; QPrometz.CommitUpdates; QPromett.CommitUpdates; QPromet.CommitUpdates; ... Closed Dataset Error I found bugreport for this : http://zeosbugs.firmos.at/view.php?id=206 Any progress ?

To retrieve data from a database, LINQ is used as a database independent query engine. http://sourceforge.net/p/zeoslib/tickets/ Top EgonHugeist Zeos Dev Team Posts: 1700 Joined: 31.03.2011, 22:38 Quote Postby EgonHugeist » 14.09.2012, 10:38 patyit, I can do what i want. Bill: That was almost a book! navigate here Buy Download Compare Bundle for MySQL Compare Bundle for MySQL Set of tools for comparison and deployment of any MySQL and MariaDB schema or data changes.

Thanks Craig. Buy Download dotConnect for Oracle dotConnect for Oracle An enhanced ORM enabled data provider for Oracle with Direct connection mode (no need for OCI) and support for Entity Framework and LinqConnect Seems you forgot to Open it or you Closed it somewhere. I just wanted to know what is the difference between following statements: dsSample.Open; dsSample.Active := True; and dsSample.Close; dsSample.Active := False; If Open and Active perform same operation, why two different

It seams to Rollback is working correctly ... Hot Network Questions If an image is rotated losslessly, why does the file size change? If you choose an arbitrary string that sorts higher in the list than any of your real aliases on your development machine, it makes life even This allows you to do change the DatabaseName without any problems.

Have you ever created a form for user input in a Delphi project and then had the need to have that same form in a other Delphi proj… Delphi An example Get dbForge Schema Compare for MySQL and Maria DB, and dbForge Data Compare for MySQL products and save about 25%. Cannot perform this operation on a closed dataset... 7. For the above "open dataset" error, I have the following code: [DELPHI] mySQLDataModule.DieDetailSQLDataSet.CommandType := ctQuery; mySQLDataModule.DieDetailSQLDataSet.CommandText := query; mySQLDataModule.DieDetailSQLDataSet.ExecSQL; [/DELPHI] Specifically when I try change commandType to ctQuery I get this

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