reset pin-maps with custom config.

diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc
index 6519980b684c6e53b1a11dde447cd9bbea2f1c19..33b03e162fcb9c99be1667f230a5fcddffe84317 100644 (file)
--- a/libs/ardour/route.cc
+++ b/libs/ardour/route.cc
@@ -2443,6 +2443,7 @@ Route::customize_plugin_insert (boost::shared_ptr<Processor> proc, uint32_t coun
 
                if (count == 0) {
                        pi->set_custom_cfg (false);
+                       pi->reset_map ();
                } else {
                        pi->set_custom_cfg (true);
                        pi->set_count (count);