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[Erich Eickmeyer <1870466@xxxxxxxxxxxxxxxxxx>]

*** This bug is a duplicate of bug 1765543 ***
    https://bugs.launchpad.net/bugs/1765543

** Information type changed from Private to Public

** This bug has been marked a duplicate of bug 1765543
   ardour-5.12.0 crashed with SIGSEGV in PBD::Stateful::add_extra_xml()

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https://bugs.launchpad.net/bugs/1870466

Title:
  ardour-5.12.0 crashed with SIGSEGV in PBD::Stateful::add_extra_xml()

Status in ardour package in Ubuntu:
  New

Bug description:
  I was trying to create a new session using a template I had just
  created.

  ProblemType: Crash
  DistroRelease: Ubuntu 20.04
  Package: ardour 1:5.12.0-3ubuntu3
  ProcVersionSignature: Ubuntu 5.4.0-21.25-lowlatency 5.4.27
  Uname: Linux 5.4.0-21-lowlatency x86_64
  NonfreeKernelModules: nvidia_modeset nvidia
  ApportVersion: 2.20.11-0ubuntu22
  Architecture: amd64
  CurrentDesktop: XFCE
  Date: Thu Apr  2 21:24:37 2020
  ExecutablePath: /usr/lib/ardour5/ardour-5.12.0
  InstallationDate: Installed on 2020-03-20 (14 days ago)
  InstallationMedia: Ubuntu-Studio 20.04 LTS "Focal Fossa" - Alpha amd64 (20200319)
  ProcCmdline: /usr/lib/ardour5/ardour-5.12.0
  SegvAnalysis:
   Segfault happened at: 0x7fe2703fc174 <_ZN3PBD8Stateful13add_extra_xmlER7XMLNode+20>:	mov    0x48(%rdi),%r12
   PC (0x7fe2703fc174) ok
   source "0x48(%rdi)" (0x00000048) not located in a known VMA region (needed readable region)!
   destination "%r12" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: ardour
  StacktraceTop:
   PBD::Stateful::add_extra_xml(XMLNode&) () from /usr/lib/ardour5/libpbd.so.4
   ?? ()
   ?? ()
   Glib::SignalProxyNormal::slot0_void_callback(_GObject*, void*) () from /lib/x86_64-linux-gnu/libglibmm-2.4.so.1
   g_closure_invoke () from /lib/x86_64-linux-gnu/libgobject-2.0.so.0
  Title: ardour-5.12.0 crashed with SIGSEGV in PBD::Stateful::add_extra_xml()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm audio cdrom dip lpadmin plugdev sambashare sudo
  separator:

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