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New KB Article: The expression contains undefined function call MyUserFunction() error

Telerik Reporting Team — Wed, 07 Oct 2009 08:22:00 GMT

PROBLEM
The following error is thrown when running the report: #ERROR# The expression contains undefined function call MyUserFunction()

SOLUTION

This error can occur in any of these three cases:....

New KB Article: The styles of the web report viewer's toolbar are messed up

Telerik Reporting Team — Thu, 17 Dec 2009 09:24:57 GMT

PROBLEM
The web report viewer's toolbar is messed up

SOLUTION
This usually indicates that the ReportViewer control has not been able to load its stylesheet due to one of the following things: ....

New Code Library Project: Use asp:chart in Telerik Reports

Telerik Reporting Team — Thu, 22 Oct 2009 08:25:00 GMT

Requirements
RadControls version	2.0
.NET version	2.0
Visual Studio version	VS2008
programming language	C#
To convert code	Telerik online converter

PROJECT DESCRIPTION
Telerik Reporting offers a chart item for your data visualization needs. It uses the same engine as RadChart for ASP.NET AJAX control, so if you are familiar with it, you should get up to speed in no time. Its documentation, examples and forum threads are there for you whenever you are not sure about something.
However if you have not worked with our chart before

New Code Library Project: Unbound GroupHeader as PageHeader

Telerik Reporting Team — Thu, 22 Oct 2009 08:27:00 GMT

Requirements
RadControls version	2.0+
.NET version	2.0+
Visual Studio version	VS2005
programming language	C#
To convert code	Telerik online converter

PROJECT DESCRIPTION
Page sections (header and footer) are not related to the report itself, but are relative to the margins of the report's media, i.e. to the paper or screen. Thus when you have subreports, ...

New KB Article: Report is unavailable or session has expired error message

Telerik Reporting Team — Thu, 17 Dec 2009 09:28:25 GMT

PROBLEM
The following error is displayed in the web viewer: Report is unavailable or session has expired

SOLUTION
The Telerik Web ReportViewer uses ASP.NET Session in order to store resources such as the html pages and images of the report, so Session should be enabled at all times!
We have narrowed down the possible reasons for this error to three categories: ...