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Information regarding the origin and location of the exception can be identified using the exception stack trace below.
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If you're a Visual Studio developer, you can also download End-User documentation that you can easily integrate into and ship with your applications.
Each installation contains two CHM and two PDF files that describe end-user capabilities in Win Forms and ASP. You are free to download these files and distribute them to your end-users. has the right to change or remove these resources without notice.
To test this functionality out, add a new category, providing both a brochure and picture.
My test category, shown in Figure 6, includes a test brochure file named and a test picture.
We actually need to create event handlers for both the pre- and post-action events.
Before the record is deleted we need to determine its PDF file s path, but we don t want to delete the PDF before the category is deleted in case there is some exception and the category is not deleted.
Note on PDF documentation We use the PDF Creator Pilot software (available at to convert CHM files to PDF.All that remains to be implemented is the ability to edit and delete existing categories, which we'll accomplish in this tutorial using the Grid View s built-in editing and deleting features. Update, true)] public bool Update Category(string category Name, string description, string brochure Path, int category ID) that listed all categories in a Grid View and provided a Details View to add new categories to the system.When editing a category, the user will be able to optionally upload a new picture or have the category continue to use the existing one. In this tutorial we will extend the Grid View to include editing and deleting support.Should you have any questions or wish to provide feedback on our documentation, feel free to email us at [email protected] provide a printable (PDF) and locally browsable (CHM) versions for our VCL help files.
You should now see a new file in the statement to be sent to the database.