Windows 10 (64 bit), Emacs 25.1, Helm package.
Suppose I has some text that has word test. And I run command "helm-occur" to find this word. Here result:
So, now I want to save result to buffer hmoccur. I use C-x C-s.
So here result.
As you can see this buffer is read only. So I use command read-only-mode to disable read only. Here result:
And now I want to edit this buffer(add letter "a").
But I get the next strange message (a is undefined). And as result not print letter "a"
: