[R] Error message using mi() in mi package

[Erik Iverson]

>>
>> This looks suspiciously like a syntax problem.
>> I would get my text editor to search for 'c14ordered'
>> in the code. You might have missed some punctuation.
>>
>>  -Peter Ehlers
> 
> A good thought.  I checked my own code (the stuff coding the data and 
> using the mi package) and, for good measure, the code of the mi.polr 
> function in the mi package, but the string "c14ordered" never appears.

And what does

 >traceback()

tell you?