Re: [isabelle] InstallProblem with Proofgeneral
On Mon, 15 Dec 2008, Peter Ulrich wrote:
> I have installed xemacs 21.4.21 installed.
> I have downloaded and installed the files from the Isabelle website.
> When running
> /usr/local/Isabelle/bin/Isabelle -p xemacs
> xemacs opens together with PG;
> when I try to make a step (e.g., next) I get the error:
> "Symbol's value as variable is void: proof-toolbar-next"
> when trying to enable x-symbol, I get the message:
> "Symbol's function definition is void: quail-define-package"
> when disabling x-symbol and enabling it again I get:
> "Wrong type argument: arrayp, nil"
This looks like the usual Emacs compatibility problems of Proof General.
Even though XEmacs is still advertized as default for Isabelle2008, GNU
Emacs 22 works usually better.
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