{"id":27442,"date":"2014-10-27T10:26:29","date_gmt":"2014-10-27T15:26:29","guid":{"rendered":"https:\/\/eshop.macsales.com\/blog\/?p=27442"},"modified":"2016-02-11T13:10:19","modified_gmt":"2016-02-11T19:10:19","slug":"trouble-booting-a-new-mac-from-an-old-drive-with-yosemite-data-migration-can-help","status":"publish","type":"post","link":"https:\/\/eshop.macsales.com\/blog\/27442-trouble-booting-a-new-mac-from-an-old-drive-with-yosemite-data-migration-can-help\/","title":{"rendered":"Trouble Booting Mac from Old Drive? Data Migration Can Help"},"content":{"rendered":"<p>Have you picked up a new Mac loaded with the new OS X Yosemite? If so, and you\u2019re upgrading from an older Mac that is running the current version of <a href=\"https:\/\/eshop.macsales.com\/blog\/27035-step-by-step-guide-for-downloading-os-x-yosemite\">OS X Yosemite<\/a>, and either cloned the old Mac\u2019s boot drive or removed it and installed it in an <a href=\"https:\/\/eshop.macsales.com\/shop\/Thunderbolt\/\">external enclosure<\/a>, you may have seen this screen after attempting to boot the new Mac from the old Mac\u2019s drive:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-27448\" src=\"https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/No.jpg\" alt=\"No\" width=\"600\" height=\"381\" srcset=\"https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/No.jpg 600w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/No-189x120.jpg 189w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/No-284x180.jpg 284w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/No-190x121.jpg 190w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/No-100x65.jpg 100w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/No-189x120@2x.jpg 378w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/No-284x180@2x.jpg 568w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/No-190x121@2x.jpg 380w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Instead of this screen:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-27449\" src=\"https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/Apple.jpg\" alt=\"Apple\" width=\"600\" height=\"407\" srcset=\"https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/Apple.jpg 600w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/Apple-177x120.jpg 177w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/Apple-284x193.jpg 284w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/Apple-190x129.jpg 190w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/Apple-177x120@2x.jpg 354w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/Apple-284x193@2x.jpg 568w, https:\/\/eshop.macsales.com\/blog\/wp-content\/uploads\/2015\/10\/Apple-190x129@2x.jpg 380w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong>Macs ship with different OS X builds<\/strong><br \/>\nThe issue is that all new Macs ship with a different build number than the initial shipping version of OS X.\u00a0For example, as of today both the new <a href=\"https:\/\/eshop.macsales.com\/blog\/27110-owc-announces-memory-upgrades-up-to-32gb-for-new-apple-2014-imac-27-with-retina-5k-display\">iMac with Retina 5K display models<\/a> and the new Mac minis are running OS X 10.10 build <a href=\"http:\/\/support.apple.com\/kb\/HT1159\">version 13A389<\/a> but the version available through the App Store for every other Mac is OS X 10.10 build <a href=\"http:\/\/en.wikipedia.org\/wiki\/OS_X_Yosemite\">version 14A389<\/a>.<\/p>\n<p>The only way around this is to use the <a href=\"http:\/\/support.apple.com\/kb\/HT5872?viewlocale=en_US\">Migration Assistant<\/a> on the new Mac to migrate user accounts, applications, and data from the old Mac to the new Mac. If the drive was removed and put in an enclosure, such as the <a href=\"https:\/\/eshop.macsales.com\/shop\/Thunderbolt\/External-Drive\/OWC\/ThunderBay-4\">ThunderBay 4<\/a> you would follow the \u201cMigrating using FireWire or Thunderbolt\u201d portion of the Migration Assistant guide.<\/p>\n<p>Once Migration Assistant is complete, you will be able to continue your work on the new Mac.\u00a0Keep in mind, though, that this is a temporary issue.\u00a0The next minor release of OS X Yosemite, likely 10.10.1, will have support for all current Macs.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Have you picked up a new Mac loaded with the new OS X Yosemite? If so, and you\u2019re upgrading from an older Mac that is running the current version of OS X Yosemite, and either cloned the old Mac\u2019s boot drive or removed it and installed it in an external enclosure, you may have seen [&hellip;]<\/p>\n","protected":false},"author":59,"featured_media":27032,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"spay_email":"","footnotes":""},"categories":[4],"class_list":["post-27442","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech-tips"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.2 (Yoast SEO v20.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Trouble Booting from an Old Drive with Yosemite? 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