Re: [Discuss-gnuradio] QT Gui mem alloc error - runs OK if R, C hints deleted

2018-06-26 Thread Tom McDermott
Thanks, Marcus:re-built with debug symbols. v3.7.11.1 Attached is the flowgraph causing the problem - both the GRC and the resultant top_block.py It uses an OOT module that talks to OpenHPSDR hardware over Ethernet - should have one thread running to receive Ethernet frames. from:

Re: [Discuss-gnuradio] QT Gui mem alloc error - runs OK if R, C hints deleted

2018-06-26 Thread CEL
Ah, I said: >(gdb)break std::bad_alloc::what()⏎ > > (it should NOT complain that this symbol isn't already loaded. If it > does, we might need to install the libststc++ debug symbols; haven't > used Ubuntu in a while, but probably `apt install libstdc++-dbg` or > `-dbgsym` I was wrong, at that

Re: [Discuss-gnuradio] QT Gui mem alloc error - runs OK if R, C hints deleted

2018-06-26 Thread CEL
Hi Tom! Hm, no, I wouldn't be aware of any limitations, and even if such exist, things shouldn't die with a std::bad_alloc! Ok, so I'm wondering how we can move forward with this. Let us try this: * Can you share a proof of failure flow graph with us? That way, everyone's definitely talking

[Discuss-gnuradio] QT Gui mem alloc error - runs OK if R, C hints deleted

2018-06-25 Thread Tom McDermott
Ubuntu 16.04.3 GRC 3.7.11.1 (from git) I was on 3.7.13 couple of weeks ago, completely removed all of gnuradio and rebuilt trying to debug this. 3.7.11.1 had same problem. Got back to the problem of several weeks ago. 1. When I try to use a QT GUI sink (such as frequency) the invocation of