diff --git a/metapeg_v2.py b/metapeg_v2.py
index 6ffe92e..8f4ea7c 100644
--- a/metapeg_v2.py
+++ b/metapeg_v2.py
@@ -19,8 +19,8 @@ if not os.path.exists("results"):
     os.makedirs("results")
 
 ###### PHYSICS SETUP ######
-RESOLUTION = 20 #pixels per meep unit length (1um)
-MAX_RUN_TIME = 700 #meep units
+RESOLUTION = 10 #pixels per meep unit length (1um)
+MAX_RUN_TIME = 400 #meep units
 WAVELENGTH_MIN_UM = 1.50
 WAVELENGTH_MAX_UM = 1.60
 PML_UM = 1.0 #PML thickness
@@ -180,6 +180,7 @@ def epigraph_constraint(
     print("Inside epigraph_constraint function...")
     epigraph = epigraph_and_weights[0]
     weights = epigraph_and_weights[1:]
+    assert np.isnan(weights).any(), "NaN values found in weights in epigraph_constraint function"
     print("===========")
     print("Shape of weights in epigraph_constraint:", weights.shape)
     print("===========")