diff --git a/src/lib/installation/proposal_errors.rb b/src/lib/installation/proposal_errors.rb
new file mode 100644
index 000000000..617717618
--- /dev/null
+++ b/src/lib/installation/proposal_errors.rb
@@ -0,0 +1,51 @@
+require "yast"
+
+Yast.import "UI"
+Yast.import "Label"
+Yast.import "Mode"
+Yast.import "Popup"
+
+module Installation
+  class ProposalErrors
+    include Yast::I18n
+    include Yast::Logger
+
+    ERROR_PROPOSAL_TIMEOUT = 60
+
+    def initialize
+      textdomain "installation"
+      @errors = []
+    end
+
+    # clears previously stored errros
+    def clear
+      @errors = []
+    end
+
+    # appends new error with given message
+    def append(message)
+      @errors << message
+    end
+
+    # returns true if there is no error or user approved stored errors
+    def approved?
+      return true if @errors.empty?
+
+      headline = _("Error Found in Installation Settings")
+      text = _("The following errors were found in the configuration proposal.\n" \
+        "If you continue with the installation it may not be successful.\n" \
+        "Errors:\n")
+      sep = Yast::UI.TextMode ? "-" : "•"
+      text += "#{sep} " + @errors.join("\n#{sep} ")
+
+      if Yast::Mode.auto
+        !Yast::Popup.TimedErrorAnyQuestion(headline, text,
+          Yast::Label.BackButton, Yast::Label.ContinueButton, :focus_yes,
+          ERROR_PROPOSAL_TIMEOUT)
+      else
+        !Yast::Popup.ErrorAnyQuestion(headline, text,
+          Yast::Label.BackButton, Yast::Label.ContinueButton, :focus_yes)
+      end
+    end
+  end
+end
diff --git a/src/lib/installation/proposal_runner.rb b/src/lib/installation/proposal_runner.rb
index c3b2e48a0..d10589ec9 100644
--- a/src/lib/installation/proposal_runner.rb
+++ b/src/lib/installation/proposal_runner.rb
@@ -22,6 +22,7 @@
 require "yast"
 
 require "installation/proposal_store"
+require "installation/proposal_errors"
 
 module Installation
   # Create and display reasonable proposal for basic
@@ -66,6 +67,7 @@ def initialize(store = ::Installation::ProposalStore)
       # BNC #463567
       @submods_already_called = []
       @store_class = store
+      @errors = ProposalErrors.new
     end
 
     def run
@@ -278,6 +280,8 @@ def pre_continue_handling
         return nil
       end
 
+      return nil unless @errors.approved?
+
       if Yast::Stage.stage == "initial"
         input = Yast::WFM.CallFunction("inst_doit", [])
       # bugzilla #219097, #221571, yast2-update on running system
@@ -441,6 +445,7 @@ def make_proposal(force_reset, language_changed)
         end
       end
 
+      @errors.clear
       @store.make_proposals(
         force_reset:      force_reset,
         language_changed: language_changed,
@@ -469,6 +474,7 @@ def format_sub_proposal(prop)
 
       if !warning.empty?
         level = prop["warning_level"] || :warning
+        log.info "proposal returns warning with level #{level} and msg #{warning}"
 
         case level
         when :notice
@@ -476,6 +482,7 @@ def format_sub_proposal(prop)
         when :warning
           warning = Yast::HTML.Colorize(warning, "red")
         when :error
+          @errors.append(warning)
           warning = Yast::HTML.Colorize(warning, "red")
         when :blocker, :fatal
           @have_blocker = true
diff --git a/test/proposal_errors_test.rb b/test/proposal_errors_test.rb
new file mode 100644
index 000000000..b5dc3bb86
--- /dev/null
+++ b/test/proposal_errors_test.rb
@@ -0,0 +1,33 @@
+#! /usr/bin/env rspec
+
+require_relative "./test_helper"
+
+require "installation/proposal_errors"
+
+describe ::Installation::ProposalErrors do
+  describe "#approved?" do
+    it "returns true if there is no error stored" do
+      expect(Yast::Popup).to_not receive(:ErrorAnyQuestion)
+      expect(subject.approved?).to eq true
+    end
+
+    it "asks user to approve errors and returns true if approved" do
+      subject.append("test")
+
+      expect(Yast::Popup).to receive(:ErrorAnyQuestion).and_return(false)
+      expect(subject.approved?).to eq true
+
+      expect(Yast::Popup).to receive(:ErrorAnyQuestion).and_return(true)
+      expect(subject.approved?).to eq false
+    end
+
+    it "in autoyast ask with timeout and return true if timeout exceed" do
+      subject.append("test")
+      allow(Yast::Mode).to receive(:auto).and_return(true)
+
+      # timed error return false when timeout exceed
+      expect(Yast::Popup).to receive(:TimedErrorAnyQuestion).and_return(false)
+      expect(subject.approved?).to eq true
+    end
+  end
+end