#If DEBUG is ignored (VB.net or C#)

Question

I have several of these in my code which have been working fine so far:

#If DEBUG Then    
   ... some code here       
#End If     

Now, i am

Answer 1

Did you, by any chance, tick the "Define DEBUG constant" for the Release configuration, while you were in the Project Properties / Build?

Also make sure you are not building the project-level Debug configuration within the solution-level Release configuration (see the Configuration Manager).