&lt;html dir="ltr"&gt;&lt;head&gt;&lt;/head&gt;&lt;body style="text-align:left; direction:ltr;"&gt;<div>Hi,&nbsp;</div><div><br></div><div>Using Ubuntu 18, i have a segfault after update and recompilation of notmuch at commit &nbsp;</div><div>73cebe6e7233f59ba26d9f7c05265b7776795818 (HEAD -&gt; master, origin/master, origin/HEAD)</div><div></div><div><br></div><div><b>Running : notmuch new</b></div><div><br></div><div>(process:29765): GLib-GObject-WARNING **: 10:33:54.858: cannot register existing type 'GMimeStream'</div><div><br></div><div>(process:29765): GLib-GObject-CRITICAL **: 10:33:54.859: g_type_register_static: assertion 'parent_type &gt; 0' failed</div><div><br></div><div>(process:29765): GLib-GObject-CRITICAL **: 10:33:54.859: g_object_new_with_properties: assertion 'G_TYPE_IS_OBJECT (object_type)' failed</div><div></div><div><br></div><div>[1]&nbsp;&nbsp;&nbsp;&nbsp;29765 segmentation fault (core dumped)&nbsp;&nbsp;notmuch new</div><div></div><div><br></div><div><b>Using GDB : </b></div><div><br></div><div>(gdb) run</div><div>Starting program: /home/reyman/Binaire/notmuch new</div><div>[Thread debugging using libthread_db enabled]</div><div>Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".</div><div><br></div><div>(process:32147): GLib-GObject-WARNING **: 10:42:03.024: cannot register existing type 'GMimeStream'</div><div><br></div><div>(process:32147): GLib-GObject-CRITICAL **: 10:42:03.024: g_type_register_static: assertion 'parent_type &gt; 0' failed</div><div><br></div><div>(process:32147): GLib-GObject-CRITICAL **: 10:42:03.024: g_object_new_with_properties: assertion 'G_TYPE_IS_OBJECT (object_type)' failed</div><div><br></div><div>Program received signal SIGSEGV, Segmentation fault.</div><div>0x00007ffff6969410 in g_mime_stream_construct () from /usr/lib/x86_64-linux-gnu/libgmime-3.0.so.0</div><div></div><div><span>&lt;pre&gt;<br>&lt;/pre&gt;&lt;hr align="left" size="1" noshade=""&gt;<div><b>Sébastien Rey-Coyrehourcq</b></div><div>Research Engineer UMR IDEES</div><div>02.35.14.69.30</div><div><br></div><div>{Stronger security for your email, follow EFF tutorial : <a href="https://ssd.eff.org/">https://ssd.eff.org/</a>}</div><div><br></div></span></div>&lt;/body&gt;&lt;/html&gt;