> ,----[ C-h v org-footnote-forbidden-blocks RET ]
> | org-footnote-forbidden-blocks is a variable defined in `org-footnote.el'.
> | Its value is
> | ("example" "verse" "src" "ascii" "beamer" "docbook" "html" "latex" "odt")
> | 
> | 
> | Documentation:
> | Names of blocks where footnotes are not allowed.
> | 
> | [back]
> `----
> 
> OP can search for for alternative ways to reference code block lines in
> the following section of the manual
> http://orgmode.org/org.html#Literal-examples
> 
> (Hint: Search for ref:jump)
> 
> 
> Jambunathan K.
>