COM STA/MTA Fundamentals - Threading Models and How to Avoid Hangs (archived 2026-07-27)

Why UI threads are STA, how marshaling across apartments works, and why COM calls hang without message pumping - with diagrams and a deadlock example. Archived version of https://comcomponent.com/en/blog/2026/01/31/000-sta-mta-com-relationship/, as published on 2026-07-27. The live article is maintained and may change after this date. First published 2026-01-31.

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Publication Details

Journal
Zenodo (CERN European Organization for Nuclear Research)
Published
2026-07-27
DOI
https://doi.org/10.5281/zenodo.21614451
Primary Topic
Personal Information Management and User Behavior
Type
article
Field-Weighted Citation Impact
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article

COM STA/MTA Fundamentals - Threading Models and How to Avoid Hangs (archived 2026-07-27)

Go Komura
Zenodo (CERN European Organization for Nuclear Research)
Personal Information Management and User Behavior
article

COM STA/MTA Fundamentals - Threading Models and How to Avoid Hangs (archived 2026-07-27)

Go Komura
article en

Abstract

Why UI threads are STA, how marshaling across apartments works, and why COM calls hang without message pumping - with diagrams and a deadlock example. Archived version of https://comcomponent.com/en/blog/2026/01/31/000-sta-mta-com-relationship/, as published on 2026-07-27. The live article is maintained and may change after this date. First published 2026-01-31.

Zenodo (CERN European Organization for Nuclear Research)
Fujikura (United States) (US)
Sustainable cities and communities
Openalex Percentile: Top 4%
Personal Information Management and User Behavior
DOIOpen Access PDFOpenAlex
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COM STA/MTA Fundamentals - Threading Models and How to Avoid Hangs (archived 2026-07-27) — Go Komura · Zenodo (CERN European Organization for Nuclear Research) (2026) | TGRS Research Map | TGRS