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With this empty file in place of its support folder, InDesign will no longer be able to attempt online access, and it won't crash again. Name it "CS5ServiceManager" - the same as the folder you trashed - and move it to the same folder - Library > Application Support > Adobe. In a text editor like TextEdit or BBEdit, create an empty text file - a file with no content. (The Library directory is normally hidden, but you can reach it through the Finder's Go menu if you press the Option key.) Find the folder CS5ServiceManager and drag it to the trash. From your root drive - not your User directory - go to Library > Application Support > Adobe. First, shut down InDesign CS5 and any other CS5 app. You can find a number of methods on the Web involving deleting or renaming Adobe support files or cache files, but they only work till the app restores those files, which it does automatically. The trick, though, is to do it permanently. The solution is to stop InDesign CS5 from trying to access the server. The app can't access the missing server, so it crashes.
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This is actually a new manifestation of a recurrent problem with Adobe apps: Adobe sets them to automatically access a server on the Internet that Adobe then eventually decommissions. Let's start with crashes on exit, a problem with InDesign CS5 (and Illustrator CS5 too). Fortunately, these problems have fixes, though some may cost you.
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Crashes on exit, text disappearing when any is selected, font names disappearing from menus, and undos being limited to one or two, have become standard occurrences. InDesign users have been facing this for a while now with versions CS5 and CS6. The price of sticking with an older version, though, is that you must contend with dwindling support from Adobe. If you stop your subscription - ever - you may not be able to access the files you created while subscribed. There are good reasons to resist the siren call of Adobe Creative Cloud, especially when relying on an Adobe app like InDesign that produces files in a proprietary format.
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