diff --git a/examples/efie_convergence_cuboid.jl b/examples/efie_convergence_cuboid.jl
index 8f4fa5b7..6c4c27ce 100644
--- a/examples/efie_convergence_cuboid.jl
+++ b/examples/efie_convergence_cuboid.jl
@@ -1,45 +1,43 @@
 using CompScienceMeshes
 using BEAST
 
+using Makeitso
 using BakerStreet
 using DataFrames
 
-function payload(;h)
-    # Γ = readmesh(joinpath(dirname(pathof(BEAST)),"../examples/sphere2.in"))
-    # @show h
-    d = 1.0
-    Γ = meshcuboid(d, d, d/2, h)
-    d = 1.2
-    Γ′ = meshcuboid(d, d, d/2, h)
-    # @show length(Γ)
-    X = raviartthomas(Γ)
-    X'
-
-    κ, η = 1.0, 1.0
-    t = Maxwell3D.singlelayer(wavenumber=κ)
-    s = -Maxwell3D.singlelayer(gamma=κ)
-    E = Maxwell3D.planewave(direction=ẑ, polarization=x̂, wavenumber=κ)
-    e = (n × E) × n
-
-    @hilbertspace j
-    @hilbertspace k
-
-    A = assemble(t[k,j], X, X)
-    S = assemble(s[k,j], X, X)
-    b = assemble(e[k], X)
-
-    Ai = BEAST.GMRESSolver(A; restart=1500, abstol=1e-5, maxiter=10_000)
-    u = Ai * b
-    u_Snorm = real(sqrt(dot(u, S*u)))
-    return (;u, X, u_Snorm)
-end
+@target solutions () -> begin
+    function payload(;h)
+        d = 1.0
+        Γ = meshcuboid(d, d, d/2, h)
+        X = raviartthomas(Γ)
+
+        κ, η = 1.0, 1.0
+        t = Maxwell3D.singlelayer(wavenumber=κ)
+        s = -Maxwell3D.singlelayer(gamma=κ)
+        E = Maxwell3D.planewave(direction=ẑ, polarization=x̂, wavenumber=κ)
+        e = (n × E) × n
+
+        @hilbertspace j
+        @hilbertspace k
 
-α = 0.8
-h = collect(0.4 * α.^(0:13))  
-# h = collect(logrange(0.4, 0.05, length=8))
-@runsims payload h
+        A = assemble(t[k,j], X, X)
+        S = assemble(s[k,j], X, X)
+        b = assemble(e[k], X)
 
-df = @collect_results
+        Ai = BEAST.GMRESSolver(A; restart=1500, abstol=1e-8, maxiter=10_000)
+        u = Ai * b
+        u_Snorm = real(sqrt(dot(u, S*u)))
+        return (;u, X, u_Snorm)
+    end
+
+    α = 0.8
+    h = collect(0.4 * α.^(0:15))
+    runsims(payload, "solutions"; h)
+end
+
+@make solutions
+df = loadsims("solutions")
+error()
 
 using LinearAlgebra
 using Plots
@@ -50,14 +48,35 @@ W1 = reverse(df.u_Snorm)
 # W1 = reverse((df.h).^2.231)
 W2 = Iterators.drop(W1,1)
 W3 = Iterators.drop(W1,2)
-p = [log((w2-w1)/(w3-w2)) / log(1/α) for (w1,w2,w3) in zip(W1,W2,W3)]
+p = [log(abs((w2-w1)/(w3-w2))) / log(1/α) for (w1,w2,w3) in zip(W1,W2,W3)]
 plot(collect(Iterators.drop(reverse(df.h),2)), p, marker=:.)
 
 refsol = df.u_Snorm[1]
 plot(log.(df.h), log.(abs.(df.u_Snorm .- refsol)), marker=:.)
-plot!(log.(df.h), 1.75 * log.(df.h))
+plot!(log.(df.h), 1.5 * log.(df.h))
 
 fcr, geo = facecurrents(df.u[1], df.X[1])
 import Plotly
 Plotly.plot(patch(geo, log10.(norm.(fcr))))
 
+uref = df.u[1]
+Xref = df.X[1]
+Γref = geometry(Xref)
+errs = zeros(length(df.h))
+s = -Maxwell3D.singlelayer(gamma=1.0)
+@hilbertspace k
+@hilbertspace j
+S11 = assemble(s, Xref, Xref)
+for i in reverse(2:length(df.h))
+    @show i, df.h[i]
+    u = df.u[i]
+    X = df.X[i]
+    Γ = geometry(X)
+
+    qstrat12 = BEAST.NonConformingIntegralOpQStrat(BEAST.DoubleNumSauterQstrat(3, 4, 6, 6, 6, 6))
+    S12 = assemble(s, Xref, X; quadstrat=[qstrat12])
+    S22 = assemble(s, X, X)
+    errs[i] = sqrt(real(dot(uref, S11*uref) - 2*real(dot(uref, S12*u)) + real(dot(u, S22*u))))
+    @show errs[i]
+end
+
diff --git a/src/quadrature/nonconformingoverlapqrule.jl b/src/quadrature/nonconformingoverlapqrule.jl
index 9276b7ce..12c563b0 100644
--- a/src/quadrature/nonconformingoverlapqrule.jl
+++ b/src/quadrature/nonconformingoverlapqrule.jl
@@ -49,9 +49,11 @@ function momintegrals!(op,
             Q = restrict(basis_local_space, basis_chart, bchart)
             zlocal = zero(out)
 
-            momintegrals!(zlocal, op,
-                test_local_space, nothing, tchart,
-                basis_local_space, nothing, bchart, qrule)
+            # momintegrals!(zlocal, op,
+            #     test_local_space, nothing, tchart,
+            #     basis_local_space, nothing, bchart, qrule)
+            momintegrals!(op, test_local_space, basis_local_space,
+                tchart, bchart, zlocal, qrule)
 
             for i in axes(P,1)
                 for j in axes(Q,1)
diff --git a/src/quadrature/nonconformingtouchqrule.jl b/src/quadrature/nonconformingtouchqrule.jl
index 3c31236d..d2da86ab 100644
--- a/src/quadrature/nonconformingtouchqrule.jl
+++ b/src/quadrature/nonconformingtouchqrule.jl
@@ -62,9 +62,11 @@ function momintegrals!(op,
             Q = restrict(bsis_locspace, σ, bchart)
             zlocal = zero(out)
 
-            momintegrals!(zlocal, op,
-                test_locspace, nothing, tchart,
-                bsis_locspace, nothing, bchart, qrule)
+            # momintegrals!(zlocal, op,
+            #     test_locspace, nothing, tchart,
+            #     bsis_locspace, nothing, bchart, qrule)
+            momintegrals!(op, test_locspace, bsis_locspace,
+                tchart, bchart, zlocal, qrule)
 
             # out .+= P * zlocal * Q'
             for i in axes(P,1)