No I haven't experienced it but I suspect that the problem is lack of memory. Unfortunately you don't give us any info on your computer specs.
I would carefully review this article
http://ftm.custhelp.com/app/answers/detail/a_id/1330/kw/merg...
I think also instead of trying to merge this large file, I would export sections of it, and merge it family line by family line.
John D
I would carefully review this article
http://ftm.custhelp.com/app/answers/detail/a_id/1330/kw/merg...
I think also instead of trying to merge this large file, I would export sections of it, and merge it family line by family line.
John D