Glenn,

So the compare window is really a working area of sorts and you have to keep track of the changes manually and apply them as you mentioned below?

>Remember that any changes yuou make in the Compare window does NOT occur in the VCX. You must use the Class Explorer in VFP to copy/move classes from one library to another.
>
>Glenn
>
>>I used SourceCompare for two class libraries, found an object that was not in one of the libraries, 'copied' it over and then saved the second class library.
>>It seems that the second library is not actually modified, but there is a .src file created in the 2nd directory.
>>I know that this must be a basic question - but what is the simpliest way to update the 2nd class?
>>TIA.