How To Generate Google Maps API Key

While Loading Web Page with Google Maps You May Suddenly Suffer with Javascript Error Below

Google Maps API error: Google Maps API error:

MissingKeyMapError

1. Click on Link Below and After Link is Opened Click on 'Get A Key' Button
   https://developers.google.com/maps/documentation/javascript/get-api-key#get-an-api-key
   
   
   
2. After Click on Get A Key you will be presented with Terms Of Use . You Must Need to Agree In order To Get A Key so No More Options Click on 'Agree and Continue' Button
   
   
   
   
3. Choose Name of Key . Then Specify Website From where Google Maps API Will Be Accessed . Then Click on Create Button .
   
   
   
4. Now You Will Be presented with API Key . Note down the key and Click on Ok Button
   
   
   
5.  Open file which contains Google Maps script code Then add you API Key to end of  Google Maps JS file as Below 
   <script src="//maps.googleapis.com/maps/api/js?key=YOUR_API_KEY" async="" defer="defer" type="text/javascript"></script>
   
6. In Above Script Tag you need to Replace "YOUR_API_KEY" with Key you obtained in Previous Step
   
7. If you are not having "YOUR_API_KEY" Parameter then add an paramter as above <Script> Tag Above
   
8. You API Key will be Ready To Use in 5 Minutes Maximum

Google Maps API Error Missing Keymap Error

Google recently changed the terms of use for Google Maps APIs. if you were already using Google Maps API on your website (different from localhost) prior to June 22nd, 2016, nothing will change for you. After 22 June,2016, you Must Need an API key in order to fix your error. You Can't Use Google Maps API With Generating Key To Use Google API's . The free API key is valid up to 25,000 map loads per day.

As per Google recent announcement, usage of the Google Maps APIs now requires a key. If you are using the Google Maps API on localhost or your domain was not active prior to June 22nd, 2016, it will require a key going forward. 

Google no longer support keyless access (any request that doesn't include an API key). Now You must include API Key in your googleMap API Request .It includes all API Request like GoogleMaps Places , Autopicker , Google Maps Javascript API , Location Picker API .You can't Use Google Maps API without API Key generated for Google Maps . API keys allow us to contact developers when required and help us identify misbehaving implementations.

How To Generate Google Maps API Key

GOOGLE CHANGED STANDARD PLANS FOR USING GOOGLE MAPS

Google Maps Standard Plan Policy Updates Summary

https://developers.google.com/maps/pricing-and-plans/standard-plan-2016-update?utm_source=geoblog&utm_medium=social&utm_campaign=2016-geo-na-website-gmedia-blogs-us-blogPost&utm_content=TBC

Google Announcement For changes to the Google Maps APIs authentication and usage limits:

http://googlegeodevelopers.blogspot.com.au/2016/06/building-for-scale-updates-to-google.html