TRichView.com

Hello Sergey,

I found these also. We will be trying them this week.

Maybe it's an idea to throw an exception if no canvas is allocated, instead of this 'silent exit'. That will be at least my 'solution'.

Thanks for the support!

I tracked it down to RV_GetPrinterDC. In the cases nothing happens no device context is created (0). This leads to IsDestinationReady = false, which means no formatting, which means lastPgNo = 0 and firstPgNo = 1, which leads to a silent exit in TPrintableRV.PrintPages. Any ideas why CreateDC ...

Nope, no exceptions. From a Delphi point of view everything works fine.

I'm now adding extra logging to the RichView code, to see where the flow exits.

Sometimes when we print from TRVPrint, nothing arrives in the Windows printer queue (from then on consistently - although this might only happen after a few hundred copies who'd just print fine). If we select another printer everything works fine again (for some time). Restarting the application and ...