diff --git a/package/yast2-network.changes b/package/yast2-network.changes
index f3a10088d..d08ec9803 100644
--- a/package/yast2-network.changes
+++ b/package/yast2-network.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Apr 22 16:41:51 UTC 2019 - Imobach Gonzalez Sosa <igonzalezsosa@suse.com>
+
+- Fix mode/second_stage value initialization (bsc#1132057)
+- 4.1.45
+
 -------------------------------------------------------------------
 Thu Mar 21 10:09:32 UTC 2019 - knut.anderssen@suse.com
 
diff --git a/package/yast2-network.spec b/package/yast2-network.spec
index cc65d154f..1e03789f2 100644
--- a/package/yast2-network.spec
+++ b/package/yast2-network.spec
@@ -17,7 +17,7 @@
 
 
 Name:           yast2-network
-Version:        4.1.44
+Version:        4.1.45
 Release:        0
 BuildArch:      noarch
 
diff --git a/src/lib/network/network_autoyast.rb b/src/lib/network/network_autoyast.rb
index 21a4066d4..c59983acc 100644
--- a/src/lib/network/network_autoyast.rb
+++ b/src/lib/network/network_autoyast.rb
@@ -368,7 +368,8 @@ def configure_submodule(yast_module, ay_config, write: false)
       # Return true in order to not call the NetworkAutoconfiguration.configure_hosts
       return true unless AutoInstall.valid_imported_values
 
-      write ||= !ay_general_section.fetch("mode", "second_stage" => true)["second_stage"]
+      mode_section = ay_general_section.fetch("mode", {})
+      write ||= !mode_section.fetch("second_stage", true)
       log.info("Write configuration instantly: #{write}")
 
       yast_module.Write(gui: false) if write
diff --git a/test/network_autoyast_test.rb b/test/network_autoyast_test.rb
index b3d9f1037..ce21a8ff2 100755
--- a/test/network_autoyast_test.rb
+++ b/test/network_autoyast_test.rb
@@ -3,6 +3,8 @@
 require_relative "test_helper"
 
 require "network/network_autoyast"
+Yast.import "Profile"
+Yast.import "Lan"
 
 describe "NetworkAutoYast" do
   subject(:network_autoyast) { Yast::NetworkAutoYast.instance }
@@ -510,4 +512,76 @@ def mock_lan_item(renamed_to: nil)
       end
     end
   end
+
+  describe "#configure_lan" do
+    before do
+      allow(Yast::Profile).to receive(:current)
+        .and_return("general" => general_section, "networking" => networking_section)
+      allow(Yast::AutoInstall).to receive(:valid_imported_values).and_return(true)
+    end
+
+    let(:networking_section) { nil }
+    let(:general_section) { nil }
+
+    context "when second stage is disabled" do
+      let(:general_section) do
+        { "mode" => { "second_stage" => false } }
+      end
+
+      it "writes the Lan module configuration" do
+        expect(Yast::Lan).to receive(:Write)
+        subject.configure_lan
+      end
+    end
+
+    context "when writing the configuration is disabled" do
+      it "writes the Lan module configuration" do
+        expect(Yast::Lan).to_not receive(:Write)
+        subject.configure_lan(write: false)
+      end
+    end
+
+    context "when second stage is enabled" do
+      let(:general_section) do
+        { "mode" => { "second_stage" => true } }
+      end
+
+      it "does not write the Lan module configuration" do
+        expect(Yast::Lan).to_not receive(:Write)
+        subject.configure_lan
+      end
+    end
+
+    context "when second stage is not explicitly enabled" do
+      let(:general_section) { nil }
+
+      it "does not write the Lan module configuration" do
+        expect(Yast::Lan).to_not receive(:write)
+        subject.configure_lan
+      end
+    end
+
+    it "merges the installation configuration" do
+      expect(Yast::NetworkAutoYast.instance).to receive(:merge_configs)
+      subject.configure_lan
+    end
+
+    context "when the user wants to keep the installation network" do
+      let(:networking_section) { { "keep_install_network" => true } }
+
+      it "merges the installation configuration" do
+        expect(Yast::NetworkAutoYast.instance).to receive(:merge_configs)
+        subject.configure_lan
+      end
+    end
+
+    context "when the user does not want to keep the installation network" do
+      let(:networking_section) { { "keep_install_network" => false } }
+
+      it "does not merge the installation configuration" do
+        expect(Yast::NetworkAutoYast.instance).to_not receive(:merge_configs)
+        subject.configure_lan
+      end
+    end
+  end
 end
diff --git a/test/test_helper.rb b/test/test_helper.rb
index 4c125abfe..addc78765 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -26,6 +26,7 @@ def stub_module(name)
 
 # stub classes from other modules to speed up a build
 stub_module("AutoInstall")
+stub_module("Profile")
 
 # A two level section/key => value store
 # to remember values of /etc/sysconfig/network/ifcfg-*