Getting error after deploment on IIS ( window server 2014 )

Question

Hi,

 

i have deployed publish code by creating virtual directory, its giving below error

 

 

Note: locally it works fine even on virtual directory ( locally ), its fine but as I deploy on IIS, it gives error

 

NO db is attached, ( i have no db to be attached )

 

solution: How can i remove this error 

 

Thanks