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OK, I think this might be related to not enough power in the drive, which is weird since it was working with the exact same setup before. This model takes two USB ports to power up, and was on a powered hub. I moved it directly to two ports on my iMac and it worked. Bummer since I am low on USB port...

I'm getting this error on everything I try to rip now. I had a handful of successful rips, so I know everything was working OK before. The error is: Error 'OS error - (ipc/send) invalid destination port' occurred while reading '/BDMV/STREAM/00150.m2ts' at offset '0' Error 'OS error - (ipc/send) inva...