[Orgmode] error: "End of file during parsing." when using option "timestamp"

[Rainer Stengele]

Using the option "timestamp" true or nil I get this error in "C-c C-e b":

End of file during parsing.

#+OPTIONS:   H:2 num:nil toc:t \n:t @:t ::t |:t ^:t f:t *:t TeX:t LaTeX:nil 
skip:t p:nil timestamp: nil


Rainer