Not able to create Calabash step definition for scenario

I'm new to Calabash and trying to create Steps definition for below the feature file with respective scenarios (QA looks like a possible duplicate but no answer found in SOF) How to generate the step definition using UIAutomator viewer tool. error screenshot attached for ref Any help on this issue would be appreciated.

Feature: Valid Login 

Scenario: Login with valid mobile number
    When I see "Login/Signup" screen
    And  I enter "72046606**" in "etMobilNumber" text field 
    And  I click on "Login/Signup" button
    And  I enter "WebDriver12" in "etPassword" text field
    And  I click on "Login" button
    And  I wait
    Then I see "Enter mPIN" screen 


Scenario: Login with valid mPIN
    When I see "Enter mPIN" screen
    And  I click on "2" button
    And  I click on "3" button
    And  I click on "6" button
    And  I click on "9" button
    And  I wait
    Then I see "J****" text 


Scenario: Launch Money Transfer screen
    When I see "J*****" screen
    And  I click on "MoneyTransfer" button
    And  I click on "Send Money" text
    And  I wait
    Then I see "Send Money" text

Feature file:

 Feature: Login

 Scenario: I should login via valid credentials
    When I enter mobile number "7204660611" into mobile number input field with "ID" 
    Then I see "Login/Signup" button as enable
    And I tap "Login/Signup" button
    Then I wait 60 seconds
    Then I see "Password" field
    And I enter Password "WebDriver12" input Password input field with "ID"
    Then I tap "Login" button
    Then I should get new page

Step Definition:

require 'calabash-android/calabash_steps'

When(/^I enter mobile number "([^"]*)" into mobile number input field with "([^"]*)"$/) do |mobileNumber, etMobileNumber|
 enter_text("* marked:'etMobileNumber'","***34*****")
end

Then(/^I see "([^"]*)" button as enable$/) do |arg1|
 if query("* marked:'btnSignin'",:enabled).first.eql?true
  else
    raise "FAILED!!! Invalid Mobile number"
 end
end

Then(/^I tap "([^"]*)" button$/) do |arg1|
  touch("* marked:'btnSignin'")
end

Then(/^I wait (\d+) seconds$/) do |arg1|
  wait_for_element_exists("* marked:'etPassword'")
end

Then(/^I see "([^"]*)" field$/) do |arg1|
  if query("* marked:'etPassword'",:enabled).first.eql?true
  else
   fail "Failed!! Password field not present"
  end
 end

 Then(/^I enter Password "([^"]*)" input Password input field with "([^"]*)"$/) do |arg1, arg2|
  enter_text("* marked:'etPassword'","WebD*****")
 end

Then(/^I should get new page$/) do
   wait_for_element_exists("* marked:'Enter mPIN'")
end