sorry to Tom - i see where i went wrong - been a long day. many thanks to all. K

>Please show the COMPLETE code which is not working.
>
>>>Hi Karen,
>>>
>>>as Naomi already wrote, FORCEEXT() is the function you should use.
>>>
>>>

>>>lcSrcFName = [MyOriginalFile.txt]
>>>lcNewFName = INPUTBOX( [Filename] , [Define the name of the file] , [MyNewFile] , 0 , [] , [MyNewFile] )
>>>lcNewFName = FORCEEXT( lcNewFName , JUSTEXT( lcSrcFName ) )
>>>COPY FILE ( lcSrcFName ) TO ( lcNewFName )
>>>

>>>
>>>
>>>>

>>>>@ 0,1 say "Re-Name File:  " get fln
>>>>READ
>>>>fln = rtrim(fln)
>>>>COPY FILE m.txt to c:\vaniermu\&fln
>>>>

>>>
>>>>Is there a way to test the extension of data entered.
>>>>Here i ask if the operator wants to name the file but if the extension txt is not typed
>>>>i would like the program to add it automatically. Any siggestons would be appreciated
>>>>thanks K
>>>>
>>>>

>>>>@ 0,1 say "Re-Name File:  " get fln
>>>>READ
>>>>fln = rtrim(fln)
>>>>COPY FILE m.txt to c:\vaniermu\&fln
>>>>

>>
>>thanks tom - i like the format of this - it starts out nicely but breaks down on the last line - with message
>>

>>C:/MyOriginalFile.txt does not exist
>>

>>seems like the entry option does not translate to the new title i type in.
>>maybe i'm doing something wrong in the set up. the file i'm viewing is called m.txt - am i missing a line of code that i should be inserting somewhere. many thanks for your suggestion.
>>k