diff --git a/Project.toml b/Project.toml
index a052c41..d15366a 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "ExaTron"
 uuid = "28b18bf8-76f9-41ea-81fa-0f922810b349"
 authors = ["Youngdae Kim <youngdae@anl.gov>", "François Pacaud <fpacaud@anl.gov>", "Kibaek Kim <kimk@anl.gov>", "Michel Schanen <mschanen@anl.gov>"]
-version = "2.1.1"
+version = "2.1.2"
 
 [deps]
 DelimitedFiles = "8bb1440f-4735-579b-a4ab-409b98df4dab"
diff --git a/examples/admm/acopf_admm_gpu.jl b/examples/admm/acopf_admm_gpu.jl
index e09b93a..d157e80 100644
--- a/examples/admm/acopf_admm_gpu.jl
+++ b/examples/admm/acopf_admm_gpu.jl
@@ -561,11 +561,10 @@ function admm_solve!(env::AdmmEnv, sol::SolutionOneLevel; iterlim=800, scale=1e-
 
     if par.verbose > 0
         rateA_nviols, rateA_maxviol, rateC_nviols, rateC_maxviol = check_linelimit_violation(data, u_curr)
-        if isa(env.device, KA.GPU)
-            @printf("[GPU] %10d  %.6e  %.6e  %.6e  %.6e\n", it, gpu_primres, gpu_dualres, gpu_eps_pri, gpu_eps_dual)
-        end
         if isa(env.device, KA.CPU)
             @printf("[CPU] %10d  %.6e  %.6e  %.6e  %.6e  %6.2f  %6.2f\n", it, primres, dualres, eps_pri, eps_dual, auglag_it, tron_it)
+        else
+            @printf("[GPU] %10d  %.6e  %.6e  %.6e  %.6e\n", it, gpu_primres, gpu_dualres, gpu_eps_pri, gpu_eps_dual)
         end
         status = sol.status == HAS_CONVERGED ? "converged" : "not converged"
         @printf(" ** Line limit violations\n")
diff --git a/examples/admm/generator_kernel.jl b/examples/admm/generator_kernel.jl
index 2c6c7f3..ddb2178 100644
--- a/examples/admm/generator_kernel.jl
+++ b/examples/admm/generator_kernel.jl
@@ -48,7 +48,7 @@ end
 function generator_kernel(
     gen_mod::GeneratorModel,
     baseMVA::Float64, u, v, l, rho,
-    device::KA.GPU
+    device
 )
     nblk = div(gen_mod.ngen, 32, RoundUp)
     nblk
diff --git a/examples/admm/opfdata.jl b/examples/admm/opfdata.jl
index 9168cdf..740f4c0 100644
--- a/examples/admm/opfdata.jl
+++ b/examples/admm/opfdata.jl
@@ -486,7 +486,7 @@ function computeAdmitances(lines, buses, baseMVA, device; VI=Array{Int}, VD=Arra
     @assert 0==length(findall(isnan.(YshR)))+length(findall(isinf.(YshR)))
     @assert 0==length(findall(isnan.(YshI)))+length(findall(isinf.(YshI)))
 
-    if isa(device, KA.GPU)
+    if !isa(device, KA.CPU)
         return copyto!(VD(undef, nlines), 1, YffR, 1, nlines),
         copyto!(VD(undef, nlines), 1, YffI, 1, nlines),
         copyto!(VD(undef, nlines), 1, YttR, 1, nlines),