How To Fix PostId and BlogId Error on Google Webmaster Tools Structured Data

When i put my blog URL in google webmaster structured data testing tool i got everything good besides BlogId and PostId Error, Then i put URL of my friend's blog there were every thing good I thought why is this happening to me.
I put URL of my Job Portal www.employment-news.net the same error i got in that URL also, I got irritated started searched the solution in many websites and blogs but no solution i got because i could not understand what the search term should i put in google to search the solution for this error, finally i put the search term same as the title of this article and got solution. As i'm using Blogger simple template in this blog, Mostly in blogger templates BlogId and PostId Error are common when you are using google webmaster tools structured data.

Fix Postid and Blogid Error on Google Webmaster Tools Structured Data

Here are some simple steps to follow for removing the BlogId error and PostId error from template.
First of all login to your blogger account click template then click on edit HTML.
Now Press Ctrl+F and search for these two codes one by one.

<meta expr:content='data:blog.blogId' itemprop='blogId'/>

<meta expr:content='data:post.id' itemprop='postId'/> 

Now Delete Both Lines, You will get both codes twice, Just delete twice these lines and save the template.After that login to the google webmaster tools and click to structured data testing tools and put your blog URL if you are getting blogId and PostId error still then it means there is still above lines of codes are present in your template, just go to template editor search for above lines and delete if present. After that save template and check again your URL in structured data testing tools you will see good result.