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Fix crash when loading broken sessions with invalid route IDs.

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git-svn-id: svn://localhost/ardour2/branches/3.0@5139 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
David Robillard 2009-06-09 21:17:12 +00:00
parent 75884ab43d
commit 318fb3a069
1 changed files with 3 additions and 1 deletions
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4
libs/ardour/session_command.cc
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@ -103,7 +103,9 @@ Session::memento_command_factory(XMLNode *n)
return new MementoCommand<Playlist>(*(pl.get()), before, after);
}
} else if (obj_T == typeid (Route).name() || obj_T == typeid (AudioTrack).name() || obj_T == typeid(MidiTrack).name()) {
return new MementoCommand<Route>(*route_by_id(id), before, after);
if (boost::shared_ptr<Route> r = route_by_id(id)) {
return new MementoCommand<Route>(*r, before, after);
}
} else if (obj_T == typeid (Evoral::Curve).name() || obj_T == typeid (AutomationList).name()) {
std::map<PBD::ID, AutomationList*>::iterator i = automation_lists.find(id);
if (i != automation_lists.end()) {