[ESS] "An indirect buffer cannot visit a file."

[Vitalie Spinu]

I have opened a new issue for this:

 https://github.com/vspinu/polymode/issues/95

Vitalie

>> On Fri, Mar 18 2016 20:45, Stephen Eglen wrote:

> I wonder: does it happen when you are in a code chunk, but works ok when
> you are in a latex chunk?

> On Fri, Mar 18 2016, Christopher W. Ryan wrote:

>> Sometimes when editing an .Rnw file, working with R, Sweave, and
>> emacs, I want to save my current buffer under some other file name
>> than the file it came from, and sometimes I will get this error
>> message:
>>
>> "An indirect buffer cannot visit a file."
>>
>> I have not yet found a patter as to the conditions under which this
>> error message pops up.
>>
>> I'm having a hard time understanding indirect buffers, but I've never
>> intentionally used or created one. I don't anticipate I will ever have
>> a need to. I don't know how a particular buffer becomes an indirect
>> buffer. Is there an indication somewhere, perhaps in the status bar,
>> that a buffer is an indirect one? And is there a way to turn an
>> indirect buffer back into a "regular" buffer?
>>
>> Thanks.
>>
>> --Chris Ryan
>>
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