depends_lib-delete broken ?

[Yves de Champlain]

Could anyone verify what is going on here (or am I going nuts) ?

DEBUG: can't set "depends_lib": invalid depspec:
     while executing
"set depends_lib [ldelete ${depends_lib} $val]"
     (procedure "depends_lib-delete" line 5)
     invoked from within
"depends_lib-delete      port:gimp2"
     (procedure "variant-without_gimp" line 7)
     invoked from within
"variant-without_gimp"
     invoked from within
"catch "variant-${name}" result"
Error: Error executing without_gimp: can't set "depends_lib": invalid  
depspec:
Error: Status 1 encountered during processing.

yves