1 files changed, 19 insertions, 0 deletions
diff --git a/Source/Particles/PhysicalParticleContainer.cpp b/Source/Particles/PhysicalParticleContainer.cpp
index 55c41427d..5fd6f8d4f 100644
--- a/Source/Particles/PhysicalParticleContainer.cpp
+++ b/Source/Particles/PhysicalParticleContainer.cpp
@@ -47,6 +47,8 @@ PhysicalParticleContainer::PhysicalParticleContainer (AmrCore* amr_core, int isp
     : WarpXParticleContainer(amr_core, ispecies),
       species_name(name)
 {
+    BackwardCompatibility();
+
     plasma_injector.reset(new PlasmaInjector(species_id, species_name));
     physical_species = plasma_injector->getPhysicalSpecies();
     charge = plasma_injector->getCharge();
@@ -139,6 +141,23 @@ PhysicalParticleContainer::PhysicalParticleContainer (AmrCore* amr_core)
     plasma_injector.reset(new PlasmaInjector());
 }
 
+void
+PhysicalParticleContainer::BackwardCompatibility ()
+{
+    ParmParse pps(species_name);
+    std::vector<std::string> backward_strings;
+    if (pps.queryarr("plot_vars", backward_strings)){
+        amrex::Abort("<species>.plot_vars is not supported anymore. "
+                     "Please use the new syntax for diagnostics, see documentation.");
+    }
+
+    int backward_int;
+    if (pps.query("plot_species", backward_int)){
+        amrex::Abort("<species>.plot_species is not supported anymore. "
+                     "Please use the new syntax for diagnostics, see documentation.");
+    }
+}
+
 void PhysicalParticleContainer::InitData ()
 {
     // Init ionization module here instead of in the PhysicalParticleContainer