[tz] VTIMEZONEs and Outlook

Brian Inglis Brian.Inglis at SystematicSw.ab.ca
Wed Jul 10 05:59:43 UTC 2019

On 2019-07-09 14:28, Ken Murchison wrote:
> Sorry for the off-topic post, but I'm fishing.

> I'm one of the maintainers of vzic, a utility to convert IANA tzdata into 
> iCalendar VTIMEZONE components.  In the process of tweaking the tool to
> handle recent tzdata changes and to generate more correct/compact VTIMEZONEs
> in "pure" mode, I managed to break the generation of Outlook-compatible

Try using git bisect or a similar process to figure out what change broke your
Outlook-compatible VTIMEZONE generation, and or analyze the changes between your
last known good sources and your current state.

> Does anyone know what parts of the iCalendar/VTIMEZONE spec that Outlook
> doesn't properly handle and/or know what the requirements are to be
> compatible with Outlook?

Try throwing a hook into these ponds:

Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada

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