# Re: xmlrpc and threading

**URL:** <https://www.ruby-forum.com/t/re-xmlrpc-and-threading/232876>\
**Category:** GNU Radio\
**Created:** [November 1, 2014, 6:45pm UTC](https://www.ruby-forum.com/t/re-xmlrpc-and-threading/232876 "2014-11-01T18:45:36Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![addis\_a](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/a/c4cdca/32.png) [@addis\_a](https://www.ruby-forum.com/u/addis_a)\
**Post date:** [November 1, 2014, 6:45pm UTC](https://www.ruby-forum.com/t/re-xmlrpc-and-threading/232876/1 "2014-11-01T18:45:36Z")

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Marcus,

thanks for the suggestions.

I fixed the problem by protecting the set\_ callback of the variable  
with a lock.

Incidentally this can be a nice little feature of GRC  
(i will put a request for feature on a separate post)

Achilleas