diff --git a/CMakeLists.txt b/CMakeLists.txt
index af3c84f..d84efcb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -67,7 +67,7 @@ qt_add_executable(${AppExec}
     ${ENGINE_SOURCES}
 )
 
-target_link_libraries(${AppExec} PRIVATE Qt6::Core Qt6::Widgets Qt6::SvgWidgets Qt6::OpenGLWidgets glm::glm Eigen3::Eigen TBB::tbb)
+target_link_libraries(${AppExec} PRIVATE Qt6::Core Qt6::Widgets Qt6::SvgWidgets Qt6::OpenGLWidgets glm::glm Eigen3::Eigen TBB::tbb Boost::filesystem Boost::system)
 target_include_directories(${AppExec} PUBLIC src)
 
 # tests
diff --git a/src/Engine/Network/NetworkManager.cpp b/src/Engine/Network/NetworkManager.cpp
index 5a536f6..c4f9eb6 100644
--- a/src/Engine/Network/NetworkManager.cpp
+++ b/src/Engine/Network/NetworkManager.cpp
@@ -32,6 +32,7 @@ enzo::nt::NetworkManager* enzo::nt::NetworkManager::getInstance()
 
 enzo::nt::GeometryOperator& enzo::nt::NetworkManager::getGeoOperator(nt::OpId opId)
 {
+    std::cout << "gop size middle getter: " << gopStore_.size() <<"\n"; // <- size 0
     if(opId>gopStore_.size())
     {
         throw std::out_of_range("OpId: " + std::to_string(opId) + " > max opId: " + std::to_string(maxOpId_) + "\n");
@@ -51,6 +52,7 @@ bool enzo::nt::NetworkManager::isValidOp(nt::OpId opId)
 
 void enzo::nt::NetworkManager::setDisplayOp(OpId opId)
 {
+    std::cout << "gop size before: " << gopStore_.size() <<"\n";
     displayOp_=opId;
     std::vector<enzo::nt::OpId> dependencyGraph = getDependencyGraph(opId);
     enzo::geo::Geometry prevGeometry;
@@ -60,8 +62,10 @@ void enzo::nt::NetworkManager::setDisplayOp(OpId opId)
     {
         cookOp(dependencyOpId);
     }
+    std::cout << "gop size middle: " << gopStore_.size() <<"\n"; // <- size: 1
     enzo::nt::GeometryOperator& displayOp = getGeoOperator(opId);
-    updateDisplay(displayOp.getOutputGeo(0));
+    getInstance()->updateDisplay(displayOp.getOutputGeo(0));
+    std::cout << "gop size after: " << gopStore_.size() <<"\n";
 }
 
 void enzo::nt::NetworkManager::cookOp(enzo::nt::OpId opId)
diff --git a/src/Engine/Network/NetworkManager.h b/src/Engine/Network/NetworkManager.h
index 37608ae..f94fcfb 100644
--- a/src/Engine/Network/NetworkManager.h
+++ b/src/Engine/Network/NetworkManager.h
@@ -22,7 +22,7 @@ public:
     static std::optional<OpId> getDisplayOp();
     static bool isValidOp(nt::OpId opId);
     static GeometryOperator& getGeoOperator(nt::OpId opId);
-    void setDisplayOp(OpId opId);
+    static void setDisplayOp(OpId opId);
 
     #ifdef UNIT_TEST
         static void _reset();
diff --git a/src/Engine/Operator/OperatorTable.cpp b/src/Engine/Operator/OperatorTable.cpp
index 043663a..86c39a6 100644
--- a/src/Engine/Operator/OperatorTable.cpp
+++ b/src/Engine/Operator/OperatorTable.cpp
@@ -5,8 +5,12 @@
 void enzo::op::OperatorTable::addOperator(nt::opConstructor ctorFunc)
 {
     std::cout << "OPERATOR TABLE ADDED\n";
-    // ctorFunc(5);
     ctorStore_.push_back(ctorFunc);
 }
 
+enzo::nt::opConstructor enzo::op::OperatorTable::getOpConstructor(size_t pos)
+{
+    return ctorStore_.at(pos);
+}
+
 std::vector<enzo::nt::opConstructor> enzo::op::OperatorTable::ctorStore_;
diff --git a/src/Engine/Operator/OperatorTable.h b/src/Engine/Operator/OperatorTable.h
index f8fbc5e..95b46dd 100644
--- a/src/Engine/Operator/OperatorTable.h
+++ b/src/Engine/Operator/OperatorTable.h
@@ -2,6 +2,7 @@
 
 #include <boost/config.hpp>
 #include "Engine/Network/NetworkManager.h"
+#include "Engine/Operator/GeometryOpDef.h"
 
 namespace enzo::op
 {
@@ -9,6 +10,7 @@ class BOOST_SYMBOL_EXPORT OperatorTable
 {
 public:
     static void addOperator(nt::opConstructor ctorFunc);
+    static nt::opConstructor getOpConstructor(size_t pos);
 private:
     static std::vector<nt::opConstructor> ctorStore_;
 };
diff --git a/src/Gui/Network/Network.cpp b/src/Gui/Network/Network.cpp
index 4ffdfcf..3fc772f 100644
--- a/src/Gui/Network/Network.cpp
+++ b/src/Gui/Network/Network.cpp
@@ -1,6 +1,7 @@
 #include "Gui/Network/Network.h"
 #include "Engine/Operator/GeometryConnection.h"
 #include "Engine/Operator/GeometryOperator.h"
+#include "Engine/Operator/OperatorTable.h"
 #include "Engine/Types.h"
 #include "Gui/Network/DisplayFlagButton.h"
 #include "Gui/Network/NodeEdgeGraphic.h"
@@ -297,7 +298,7 @@ void Network::keyPressEvent(QKeyEvent *event)
         }
         case(Qt::Key_F):
         {
-            if(auto newNode = createNode(&GOP_transform::ctor))
+            if(auto newNode = createNode(op::OperatorTable::getOpConstructor(0)))
             {
                 newNode->setPos(viewPos);
             }
@@ -383,7 +384,7 @@ void Network::mouseReleaseEvent(QMouseEvent *event)
                 NodeGraphic* prevDisplayNode = nodeStore_.at(*prevDisplayOpId);
                 prevDisplayNode->setDisplayFlag(false);
             }
-            nm->setDisplayOp(opId);
+            enzo::nt::NetworkManager::setDisplayOp(opId);
             static_cast<DisplayFlagButton*>(clickedDisplayFlag)->setEnabled(true);
         }
         if(state_==State::MOVING_NODE)
diff --git a/src/Gui/main.cpp b/src/Gui/main.cpp
index d451cbf..238df80 100644
--- a/src/Gui/main.cpp
+++ b/src/Gui/main.cpp
@@ -1,11 +1,14 @@
 #include <QApplication>
 #include <QPushButton>
 #include <QSurfaceFormat>
+#include "Engine/Operator/OperatorTable.h"
+#include <boost/dll/import.hpp>
 
 #include "Interface.h"
 
 int main(int argc, char **argv)
 {
+    // set up rendering
     QSurfaceFormat format;
     format.setRenderableType(QSurfaceFormat::OpenGL);
     format.setVersion(3, 2);
@@ -13,6 +16,14 @@ int main(int argc, char **argv)
     format.setSamples(4);
     QSurfaceFormat::setDefaultFormat(format);
 
+    // setup table
+    auto initPlugin = boost::dll::import_symbol<void(void (*addOperator)(enzo::nt::opConstructor))>(
+        "build/src/OpDefs/libenzoOps1.so", "newSopOperator"
+    );
+
+    initPlugin(enzo::op::OperatorTable::addOperator);
+
+
     QApplication app (argc, argv);
 
     EnzoUI interface;