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-rw-r--r--libs/ardour/control_protocol_manager.cc12
1 files changed, 10 insertions, 2 deletions
diff --git a/libs/ardour/control_protocol_manager.cc b/libs/ardour/control_protocol_manager.cc
index 876091fa7d..c72d3f31d0 100644
--- a/libs/ardour/control_protocol_manager.cc
+++ b/libs/ardour/control_protocol_manager.cc
@@ -75,8 +75,16 @@ ControlProtocolManager::set_session (Session* s)
instantiate (**i);
(*i)->requested = false;
- if ((*i)->protocol && (*i)->state) {
- (*i)->protocol->set_state (*(*i)->state, Stateful::loading_state_version);
+ if ((*i)->protocol) {
+ if ((*i)->state) {
+ (*i)->protocol->set_state (*(*i)->state, Stateful::loading_state_version);
+ } else {
+ /* guarantee a call to
+ set_state() whether we have
+ existing state or not
+ */
+ (*i)->protocol->set_state (XMLNode(""), Stateful::loading_state_version);
+ }
}
}
}