PDF export error

When I try to export a 2400 pages report to pdf get the reporting services
error:
exception of type Microsoft.Reporting.Services.ReportRenderingException was
thrown. index was out of range. Must be non-negative and less than the size
of the collection. Parameter name: index.
The report ran before SP2 fine and after SP2 fine too.
Any help will be greatly appreciated.These are the error I get when debug.
A first chance exception of type 'System.ArgumentOutOfRangeException'
occurred in mscorlib.dll
Additional information: Index was out of range. Must be non-negative and
less than the size of the collection.
--
A first chance exception of type
'Microsoft.ReportingServices.ReportRendering.ReportRenderingException'
occurred in microsoft.reportingservices.imagerendering.dll
--
A first chance exception of type
'Microsoft.ReportingServices.ReportProcessing.WrapperReportRenderingException' occurred in microsoft.reportingservices.processing.dll
Additional information: Exception of type
Microsoft.ReportingServices.ReportRendering.ReportRenderingException was
thrown.
--
A first chance exception of type
'Microsoft.ReportingServices.ReportProcessing.WrapperReportRenderingException' occurred in microsoft.reportingservices.processing.dll
Additional information: Exception of type
Microsoft.ReportingServices.ReportRendering.ReportRenderingException was
thrown.
"Ehsan Khan" wrote:
> When I try to export a 2400 pages report to pdf get the reporting services
> error:
> exception of type Microsoft.Reporting.Services.ReportRenderingException was
> thrown. index was out of range. Must be non-negative and less than the size
> of the collection. Parameter name: index.
> The report ran before SP2 fine and after SP2 fine too.
> Any help will be greatly appreciated.