fixed use of shared pointers

1 files changed, 5 insertions, 2 deletions

diff --git a/Source/Particles/MultiParticleContainer.cpp b/Source/Particles/MultiParticleContainer.cpp
index c860d21f5..f4c00404b 100644
--- a/Source/Particles/MultiParticleContainer.cpp
+++ b/Source/Particles/MultiParticleContainer.cpp
@@ -736,14 +736,17 @@ MultiParticleContainer::doFieldIonization ()
 #ifdef WARPX_QED
 void MultiParticleContainer::InitQED ()
 {
+    shr_p_qs_engine = std::make_shared<QuantumSynchrotronEngine>();
+    shr_p_bw_engine = std::make_shared<BreitWheelerEngine>();
+
     for (auto& pc : allcontainers) {
         if(pc->has_quantum_sync()){
             pc->set_quantum_sync_engine_ptr
-                (std::make_shared<QuantumSynchrotronEngine>(qs_engine));
+                (shr_p_qs_engine);
         }
         if(pc->has_breit_wheeler()){
             pc->set_breit_wheeler_engine_ptr
-                (std::make_shared<BreitWheelerEngine>(bw_engine));
+                (shr_p_bw_engine);
         }
     }
 }