I just updated to OS X Yosemite. As soon as I plugged in my external hard drive, I noticed it wouldn't mount (Toshiba Canvio 3.0, formatted mac os extended journaled). Windows uses the NTFS file system for its hard drives. Mac OS X can read files on NTFS hard drives, but it can't write files to them, which is a glaring omission. However, the download process on Niresh’s website is a bit convoluted, so it’s up to you whether you want to try his new driver package. It will show up in disk utility but won't mount, and isn't solved running first aid. Was working fine the day before I updated. ![]() ![]() Best free photo editing software for mac 2018. I have around 800 gigs on this hard drive, most of it is essential photography and video files. I cannot wipe the drive, and I don't have space to create a disk image on my macbook. If I have to, I can buy a new drive. I have 2 Seagate hard drives formatted mac os extended journaled also. 1 is 750 GB and the other is 1 TB. Worked awesome in Mavericks. Now in Yosemite, not so much. They are not visible in Disk Utility but after hot plugging with USB 3.0 then waiting around 10 minutes they show up. I run 'verify Disk' and they are now accessible to view in Disk Utility but not access the contents. I can see them in Finder but there are 0 folders. After another 10 minutes, the folders show up but I cannot open them to drill down to their contents. After another 10 minutes I can finally see all of the files for.go ahead guess.10 minute then suddenly I receive a pop up that say the drives were ejected improperly and they are gone. I'm thinking of going to an authorized Apple repair place to see if they can be hot plugged on another Mac and viewed in Finder. Hopefully I can save the 300 GB of backup I have on one of the drives. Any and all suggestions are welcome. Status Update.After reading other threads in regards to this issue, some have suggested to download the Paragon NTFS driver from the Seagate site. I did that and my drives are visible. BUT, it still took 10-20 minutes to get all the folders and subfolders to open. Once open, I tried to move a file from my internal SSD drive to the external drive. Previously it would not work. It would time out with a message 'error code -36' which I have not been able to get an exact answer what it is. After installing the Paragon NTFS driver, and seeing the external drives, I again attempted to transfer a file to the external drive. The 1.9GB file took 40 minutes to transfer. Once transferred, it would NOT open from the external drive. It seems there is a communication problem through the USB ports. Yosemite update bug to the 100X. I have this problem as well unfortunately. Since I upgraded to Yosemite my Freecom external drive has shown erratically in Finder but is now completely absent. It does show in Disc Utilities but asked me to repair it. When I tried to do this it reported that it couldn't be repaired. Immediate panic because my thousands of photos are stored on the drive. However, I have now plugged it into another Macbook Pro running Mavericks and it appears to be working perfectly! How to get photoshop cs5 for free mac pc. I have been happy with Yosemite apart from this but it looks as though I will be trying to revert to Mavericks. Cocoa programming for mac os x pdf. I had an even weirder problem today. I installed a Samsung 840 Pro SSD in a client's MacBook Pro 2011, Core i7, 750GB. Prior to that, I had installed Yosemite on the SSD & made an admin user. Using my SATA/ USB 2.0 (powered) adaptor kit, the HD I removed was *not recognized by Yosemite - in the very MacBook I just removed it from! Also would not mount or be recognized on my 2 other Macs, both running Yosemite 10.10! Luckily, I had made a time machine backup to a brand-new OWC Firewire HD, which I was able to migrate user, data & apps from, onto the new SSD.
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