Modify pipe - component bore/specification - (2,752) Array element 1 does not exist

I've just been able to do it with a pipe that had a branch with Href 'Nulref' and couldn't do it with two others thad had the same setting so I'm guessing this isn't the issue here. Not sure tho.

I've just been able to do it with a pipe that had a branch with Href 'Nulref' and couldn't do it with two others thad had the same setting so I'm guessing this isn't the issue here. Not sure tho.