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Delphi RTTI Context limitation: not thread safe for method RTTI

Posted by jpluimers on 2019/07/16

In a comment to [WayBack] Update: It was not clear what I was asking so I updated the question. I am trying to call RTTI Invoke from within TTask.Run and I get an AV. I have t… – John Kouraklis – Google+

Eric Berger
… you can’t use a TRTTIMethod instance from a TRTTIContext of another thread….

John Kouraklis

+Eric Berger+Panagiotis Drivilas That’s it. Many Thanks

–jeroen

This entry was posted on 2019/07/16 at 18:00 and is filed under Delphi, Development, Software Development. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

One Response to “Delphi RTTI Context limitation: not thread safe for method RTTI”

  1. Stefan Glienke's avatar

    Stefan Glienke said

    2019/07/17 at 09:46

    The issue in fact is that the TRttiMethod instance might have been destroyed because the TRttiContext went out of scope and destroyed any TRtti* instances that it owns. This can also happen in single threaded code. If you ensure that the instance stays alive then it works.

    Reply

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