# GR 3.7 build failure **URL:** \ **Category:** GNU Radio\ **Created:** [March 31, 2014, 12:35am UTC](https://www.ruby-forum.com/t/gr-3-7-build-failure/240154 "2014-03-31T00:35:08Z")\ **Posts on this page:** 6\ **Page:** 1
**Author:** ![musicdenotation](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/ea666f/32.png) [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\ **Post date:** [March 31, 2014, 12:35am UTC](https://www.ruby-forum.com/t/gr-3-7-build-failure/240154/1 "2014-03-31T00:35:08Z")
I haven’t tried building Gnu Radio in a while, and on my F14 system today: 15%] Building CXX object gr-blocks/lib/CMakeFiles/gnuradio-blocks.dir/message\_strobe\_random\_impl.cc.o In file included from /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.cc:27:0: /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.h:48:7: error: mt19937 in namespace boost::random does not name a type /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.cc: In constructor gr::blocks::message\_strobe\_random\_impl::message\_strobe\_random\_impl(pmt::pmt\_t, gr::blocks::message\_strobe\_random\_distribution\_t, float, float): /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.cc:57:9: error: class gr::blocks::message\_strobe\_random\_impl does not have any field named d\_rng /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.cc: In member function void gr::blocks::message\_strobe\_random\_impl::update\_dist(): /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.cc:89:95: error: d\_rng was not declared in this scope make[2]: \*\*\* [gr-blocks/lib/CMakeFiles/gnuradio-blocks.dir/message\_strobe\_random\_impl.cc.o] Error 1 make[1]: \*\*\* [gr-blocks/lib/CMakeFiles/gnuradio-blocks.dir/all] Error 2 make: \*\*\* [all] Error 2 I’ve seen this mentioned elsewhere, but I don’t see a hint of a fix. – Marcus L. Principal Investigator Shirleys Bay Radio Astronomy Consortium > **[Live Draw HK Tercepat | Result HK | HK Pools | Live HK | HK Prize Hari Ini](https://www.sbrac.org/)** > > Temukan live draw hk tercepat melalui halaman hk pools yang resmi dan dapatkan result hk prize melalui live hk secara langsung di situs kami. ---
**Author:** ![Marcus\_DSLeech](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/74df32/32.png) [@Marcus\_DSLeech](https://www.ruby-forum.com/u/Marcus_DSLeech)\ **Post date:** [March 31, 2014, 5:36am UTC](https://www.ruby-forum.com/t/gr-3-7-build-failure/240154/2 "2014-03-31T05:36:44Z")
On Sun, Mar 30, 2014 at 6:33 PM, Marcus D. Leech [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote: > 'gr::blocks::message\_strobe\_random\_impl::message\_strobe\_random\_impl(pmt::pmt\_t, > Error 1 > [http://www.sbrac.org](http://www.sbrac.org) > This seems to be an issue with boost’s random number generators. While > what we use exists back to 1.35 (our minimum required version), it > seems like Boost has changed how to access it. I’m buried for the next few days and won’t be able to address this for a bit. Can you open this as an issue to remind me (or someone else) to tackle it? Thanks, Tom ---
**Author:** ![Marcus\_DSLeech](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/74df32/32.png) [@Marcus\_DSLeech](https://www.ruby-forum.com/u/Marcus_DSLeech)\ **Post date:** [March 31, 2014, 4:32pm UTC](https://www.ruby-forum.com/t/gr-3-7-build-failure/240154/3 "2014-03-31T16:32:44Z")
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi Marcus, I think I was involved in mentioning it; but I only cared about the include guard back then (which had an copy/paste error), and did not fix the actual problem, iirc. Greetings, Marcus On 31.03.2014 00:33, Marcus D. Leech wrote: > I haven’t tried building Gnu Radio in a while, and on my F14 system > today: > > 15%] Building CXX object > gr-blocks/lib/CMakeFiles/gnuradio-blocks.dir/message\_strobe\_random\_impl.cc.o > > In file included from > /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.cc:27:0: /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.h:48:7: > error: mt19937 in namespace boost::random does not name a type > /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.cc: > In constructor > gr::blocks::message\_strobe\_random\_impl::message\_strobe\_random\_impl(pmt::pmt\_t, gr::blocks::message\_strobe\_random\_distribution\_t, float, float): > /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.cc:57:9: error: class gr::blocks::message\_strobe\_random\_impl does not have any > field named d\_rng > /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.cc: > In member function void > gr::blocks::message\_strobe\_random\_impl::update\_dist(): > /home/mleech/gnuradio/gr-blocks/lib/message\_strobe\_random\_impl.cc:89:95: error: d\_rng was not declared in this scope > make[2]: \*\*\* > [gr-blocks/lib/CMakeFiles/gnuradio-blocks.dir/message\_strobe\_random\_impl.cc.o] Error 1 > make[1]: \*\*\* [gr-blocks/lib/CMakeFiles/gnuradio-blocks.dir/all] > Error 2 make: \*\*\* [all] Error 2 > > I’ve seen this mentioned elsewhere, but I don’t see a hint of a > fix. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 Comment: Using GnuPG with Thunderbird - [http://www.enigmail.net/](http://www.enigmail.net/) iQEcBAEBAgAGBQJTOXpTAAoJEBQ6EdjyzlHtR8wIALSNFeD94sr0cD6tngSuN8y2 4n+MRDv+dSFPeXyksy6X6GL4Tw9b/eeV71X4azeINsE2xVxZ/yoL0icwP94SKxnV IwJnXdKHuqqKgmuEVNQusAIsj3YIqFuPfrgrHUvyL8TSAfIvDSYmOZCb+w8ZT/Lr 0Xo/xrocs+2liUNDZNIFvoHXCZYgkibFhC4n+1swbJ7ac/pEeUbc8NE9XbFQhp/4 kh+kxBohDWiyhLjayAXeOaLOawbjXxmQOwk0UmW4K13ZSuuc4/YKvdy6q47hOkdP 1LvsrDfrdiNcc9mvKF6WObYfEkM2yxxTaDg/n+pw6SpsuVIepXkrDR3CKw1dvRI= =WtLN -----END PGP SIGNATURE----- ---
**Author:** ![Marcus\_DSLeech](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/74df32/32.png) [@Marcus\_DSLeech](https://www.ruby-forum.com/u/Marcus_DSLeech)\ **Post date:** [April 1, 2014, 12:14pm UTC](https://www.ruby-forum.com/t/gr-3-7-build-failure/240154/4 "2014-04-01T12:14:41Z")
Marcus, your fix was merged into maint/master/next. ---
**Author:** ![Marcus\_DSLeech](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/74df32/32.png) [@Marcus\_DSLeech](https://www.ruby-forum.com/u/Marcus_DSLeech)\ **Post date:** [April 1, 2014, 12:29pm UTC](https://www.ruby-forum.com/t/gr-3-7-build-failure/240154/5 "2014-04-01T12:29:17Z")
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**Author:** ![Marcus\_DSLeech](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/74df32/32.png) [@Marcus\_DSLeech](https://www.ruby-forum.com/u/Marcus_DSLeech)\ **Post date:** [April 1, 2014, 9:48am UTC](https://www.ruby-forum.com/t/gr-3-7-build-failure/240154/6 "2014-04-01T09:48:40Z")
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