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Cannot Perform This Operation On A Closed Dataset


Hire the best, collaborate easily, pay securely and get projects done right. Maybe you can help me here? Adverb for "syntax" What does an expansion in early december mean for the standard format? IBQuery1.ExecSQL;At what moron you wrote off this moronic code? 3 Reply by vlad52 2013-01-11 18:36:42 vlad52 Member Offline Registered: 2012-01-21 Posts: 45 Re: IBQuery1: Cannot perform this operation on an open weblink

Therefore, in your Form's Activate event set the > database's Active property to false, change the DatabaseName, and then set > the database's Active property to true. > ---------------- > Jeff From my main form I Create, ShowModal, and Free the form to which the Data Module is connected. But as I said it works fine for the most part, just happens out of the blue. 0 LVL 28 Overall: Level 28 Delphi 25 Message Expert Comment by:ciuly2005-08-25 Comment ODBC Drivers for Databases ODBC Drivers for Databases Drivers provide the Direct access to custom databases, which eliminates the use of database client libraries, simplifies the deployment process, and extends your http://forums.devart.com/viewtopic.php?t=16698

Cannot Perform This Operation On A Closed Dataset

Buy Download Excel Add-in for Oracle Excel Add-in for Oracle Excel add-in that allows you to connect Microsoft Excel to Oracle, quickly and easily load data from Oracle to Excel, instantly Listbox1.ItemIndex])); CountColumns:=openTable.Fields.ComponentCount; //DBGrid1.Columns.: = CountColumns; {for I: = 0 to CountColumns-1 do begin DBGrid1.Columns. I found that attempting to do so is simply ineffective. How can I prevent this?

I'm personally using it so, since if you find a line saying Open or Close in code, it's much more readable than evaluating what's assigned to the Active property. http://sourceforge.net/p/zeoslib/tickets/ Top patyit Junior Boarder Posts: 37 Joined: 10.02.2012, 18:39 Commit error Quote Postby patyit » 04.09.2012, 14:46 Hi all ! Join our community for more solutions or to ask questions. Cannot Perform This Operation On A Closed Dataset Sqlite In file '/home/patyi/lazarus-svn/zeos7_test/src/component/ZAbstractDataset.pas' at line 641: CachedResultSet.DisposeCachedUpdates; I'm developing an ERP like (big) application and this code construction is very important !

This incident will be reported I changed one method signature and broke 25,000 other classes. 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 The best I clicked Open in BDE, but nothing changed. How do I handle this?

It provides a powerful framework that allows to perform object-relational mapping of database objects to Delphi classes with full support for encapsulation, inheritance, polymorphism and other OOP features. Cannot Perform This Operation On A Closed Dataset Sql Server just guessing as I don't remember getting that in normal situations :) Go to Solution 3 2 +2 5 Participants shardt(3 comments) ciuly(2 comments) LVL 28 Delphi25 Mark Brady LVL 20 IBQuery1: Cannot perform this operation on an open dataset. What now?

Cannot Perform This Operation On A Closed Dataset Delphi

IIRC it's a know issue in the MS SQL OLEDDB drivers Jan Quote"mustafa korkmaz" wrote in message news:[email protected] page To read or write data in a dataset, one must open the dataset. Cannot Perform This Operation On A Closed Dataset Lazarus 1.1, FPC 2.6.0, Zeos svn Testng (also Trunc) latest, Firebird 2.5 ... Cannot Perform This Operation On A Closed Dataset Oracle I'm opening another select query e.g. 'select * from dual' and then this error happens "SQLDataSet1: Cannot perform this operation on an open dataset".

asked 5 years ago viewed 35303 times active 5 years ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Linked 0 Cannot perform this operation on a closed dataset: Delphi have a peek at these guys Use the new bugtracker dude! Obviously it shouldn't be used as in the example you provide. Use the new bugtracker dude! Cannot Perform This Operation On A Closed Dataset Sql

Otherwise, an exception is raised". 9. Thanks, Craig. http://sourceforge.net/p/zeoslib/tickets/ Top Display posts from previous: All posts1 day7 days2 weeks1 month3 months6 months1 year Sort by AuthorPost timeSubject AscendingDescending Locked Print view 14 posts • Page 1 of 1 Return http://ecoflashapps.com/cannot-perform/query-cannot-perform-this-operation-on-a-closed-dataset.html Buy Download Unit Test Unit Test An intuitive and convenient GUI for implementing automated unit testing based on the open-source tSQLt framework in SQL Server Management Studio.

Equations, Back Color, Alternate Back Color. Cannot Perform This Operation On An Empty Dataset Buy Download SQL Formatter SQL Formatter Free on-line tool for SQL code formatting. 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.

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I confirmed the issue is gone, at list on Lazarus 1.1, FPC 2.6.1, on XUbuntu, Win XP and Win 7 tested with my live multiplatform application. "Unfortunately" I don't have Delphi I think this is the issue you want ot point me?!exceptDatabase.Rollback; //Roleback should dispose all done updates of the RowAccessor and calls DisposeUpdatesCh... // error handling an back to edit dataExit;end;QPrometz.CommitUpdates; Gürcan YüCE Delphi Developer Fri, 18 Jul 2008 06:07:39 GMT Re:Query1: Cannot perform this operation on an open dataset is it multithreaded environment? Adoquery Cannot Perform This Operation On A Closed Dataset You now have an extra level of indirection, similar to what you could have achieved with an alias, but without all the hassle of setting up the alias on each machine

It does this via a command line interface, making it suitable for use in programs, scripts, batch files — any pl… Document Imaging Document Management Adobe Acrobat Programming Scripting Languages Polish Get 1:1 Help Now Advertise Here Enjoyed your answer? Buy Download MyDAC MyDAC Being a feature-rich and high-performance library of components that provides direct access to MySQL from Delphi, C++Builder, Lazarus (and Free Pascal) under Windows, Mac OS X, iOS, http://ecoflashapps.com/cannot-perform/cannot-perform-this-operation-while-sqlserveragent.html for this reason you had to create queries in thread.

Iliev Posts: 7Joined: Fri 18 Dec 2009 12:06 Top by Plash » Wed 23 Dec 2009 13:04 So you should change your application. Hot Network Questions Why is Professor Lewin correct regarding dimensional analysis, and I'm not? An application must set Active to false before changing other properties that affect the status of a database or the controls that display data in an application.