[erlang-questions] Release upgrade of an app without a top supervisor

Roberto Ostinelli roberto@REDACTED
Tue Feb 16 12:27:41 CET 2016

I found an old PR of Ulf here:

However I don't understand how to use the start_setup option. If any kind
soul can help me out it would be great.


On Tue, Feb 16, 2016 at 12:22 PM, Roberto Ostinelli <roberto@REDACTED>

> Dear all,
> I'm building a release upgrade however I'm encountering an error during
> the release install:
> 1> release_handler:install_release("1.5.0").
> <0.1497.0>: reason: {'EXIT',{timeout,{sys,get_status,[<0.1497.0>]}}}
> 11:58:30.647 [error] release_handler: cannot find top supervisor for
> application setup
> It looks like the application setup [1] does not have a top supervisor,
> hence the install fails.
> The app setup itself has not been upgraded, it's the same app; however, it
> is packaged as 1.5.0 in comparison to the 1.4.6 currently running in
> production.
> Is there any way I can go around this?
> Thanks,
> r.
> [1] https://github.com/uwiger/setup
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