Getting error : panic: template: redefinition of template "default.html"

[zxcfer]

I am getting this error

Connected to mongodb://localhost:27017/articles_demo_dev
[GIN-debug] [WARNING] Running in "debug" mode. Switch to "release" mode in production.
 - using env:   export GIN_MODE=release
 - using code:  gin.SetMode(gin.ReleaseMode)

panic: template: redefinition of template "default.html"

goroutine 1 [running]:
html/template.Must(0x0, 0x360028, 0xc0821aabb0, 0x0)
        c:/go/src/html/template/template.go:330 +0x52
github.com/madhums/go-gin-mgo-demo/gin_html_render.(*Render).AddFromFiles(0xc08200d5e0, 0xc082155420, 0x19, 0xc082155440, 0x2, 0x2, 0xc0821c67e0)
        E:/Go/src/github.com/madhums/go-gin-mgo-demo/gin_html_render/gin_html_render.go:81 +0x75
github.com/madhums/go-gin-mgo-demo/gin_html_render.(*Render).Create(0xc08200d5e0, 0xc08200d5e0)
        E:/Go/src/github.com/madhums/go-gin-mgo-demo/gin_html_render/gin_html_render.go:154 +0x63b
main.main()
        E:/Go/src/ginmon-news/main.go:38 +0x19b

[lsianturi]

Try running the run command from it's source folder like this:
/src/github.com/madhums/go-gin-mgo-demo$ go get && go install && PORT=7000 DEBUG=* gin -p 9000 -a 7000 -i run