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-rw-r--r--src/gui/GraphCanvas.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/gui/GraphCanvas.cpp b/src/gui/GraphCanvas.cpp
index e4e5c120..be1b9de8 100644
--- a/src/gui/GraphCanvas.cpp
+++ b/src/gui/GraphCanvas.cpp
@@ -536,7 +536,9 @@ destroy_node(GanvNode* node, void* data)
app->interface()->del(node_module->block()->uri());
} else {
GraphPortModule* port_module = dynamic_cast<GraphPortModule*>(module);
- if (port_module) {
+ if (port_module &&
+ strcmp(port_module->port()->path().symbol(), "control_in") &&
+ strcmp(port_module->port()->path().symbol(), "control_out")) {
app->interface()->del(port_module->port()->uri());
}
}