473,320 Members | 2,024 Online
Bytes | Software Development & Data Engineering Community
Post Job

Home Posts Topics Members FAQ

Join Bytes to post your question to a community of 473,320 software developers and data experts.

object reference not set to an instance of an object in .net crystal report

when I open the reports which contains the sub reports,after that open the other report which not contains the sub reports and again if I go back and click on the reports contains the sub reports got the error message "object reference not set to an instance of an object" .
May 12 '10 #1
0 885

Sign in to post your reply or Sign up for a free account.

Similar topics

0
by: Martin | last post by:
I require to add a cover page at run time to the start of my crystal data report. I can do this by adding an OLE object. My problem is that is only adds in the first page of the OLE (windows...
6
by: Robin Cushman | last post by:
Hi all, I need some help -- I'm working with an A2K database, using DAO, and am trying to read records into a Crystal Report and then export it to a folder on our network as an Excel...
1
by: saima ashraf | last post by:
Hi, I am trying to sort the data in my crystal report at runtime. The problem is that i can only query the database once and that is at the loading of the report. At that time i fill up my...
1
by: Reny J Joseph Thuthikattu | last post by:
Hi, WHen i try to create to display a crystal report in the web , by making a asp.net application.In the crystal report viewer i gave a report location,in the data binding report source.And in the...
3
by: Adriano | last post by:
Hello, when I try to print something, either DataGrid or from Crystal Report viever the folowing error message appears and cancels printing: Object reference not set to an instance of an...
1
by: Michael Chong | last post by:
How can I change the value of a parameter/object field inside the crystal report at runtime process. TQ Michael
4
by: VMI | last post by:
For my website, I created CrystalReportTest.rpt (through the designer in VS 2005) and I'd like to be able to display it in viewer.aspx (all in the same project). Viewer.aspx has a Crystal Report...
6
by: kalaivanan | last post by:
hi, i am a beginner in c#. i have theoretical knowledge about object, reference and instance. but i want to know clearly about what is an object, reference and instance. can any one help me? or...
0
by: SLauren | last post by:
Hi, I am new to crystal report. Can anyone please suggest how can i generate a crystal report using dataset without a report object? I have a crystal report (.rpt) with a mapped dataset. How can...
3
rizwan6feb
by: rizwan6feb | last post by:
I am developing a database application in Visual Studion 2008 (VB.Net) . I want to create a stock report which receives data from 2 different tables i.e Products and Stock. I have designed the report...
0
by: DolphinDB | last post by:
Tired of spending countless mintues downsampling your data? Look no further! In this article, you’ll learn how to efficiently downsample 6.48 billion high-frequency records to 61 million...
0
by: ryjfgjl | last post by:
ExcelToDatabase: batch import excel into database automatically...
0
by: Vimpel783 | last post by:
Hello! Guys, I found this code on the Internet, but I need to modify it a little. It works well, the problem is this: Data is sent from only one cell, in this case B5, but it is necessary that data...
0
by: jfyes | last post by:
As a hardware engineer, after seeing that CEIWEI recently released a new tool for Modbus RTU Over TCP/UDP filtering and monitoring, I actively went to its official website to take a look. It turned...
1
by: PapaRatzi | last post by:
Hello, I am teaching myself MS Access forms design and Visual Basic. I've created a table to capture a list of Top 30 singles and forms to capture new entries. The final step is a form (unbound)...
0
by: CloudSolutions | last post by:
Introduction: For many beginners and individual users, requiring a credit card and email registration may pose a barrier when starting to use cloud servers. However, some cloud server providers now...
0
by: Defcon1945 | last post by:
I'm trying to learn Python using Pycharm but import shutil doesn't work
1
by: Shællîpôpï 09 | last post by:
If u are using a keypad phone, how do u turn on JavaScript, to access features like WhatsApp, Facebook, Instagram....
0
by: af34tf | last post by:
Hi Guys, I have a domain whose name is BytesLimited.com, and I want to sell it. Does anyone know about platforms that allow me to list my domain in auction for free. Thank you

By using Bytes.com and it's services, you agree to our Privacy Policy and Terms of Use.

To disable or enable advertisements and analytics tracking please visit the manage ads & tracking page.