Lion is the marketing name for OS X v10.7, the seventh major upgrade to OS X. As of this release, Mac was dropped from the marketing name of "Mac OS X".

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3
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1answer
4k views

Confounded by permissions problem on NFS share

I'm setting up an NFS server (Ubuntu) to serve files to several Macs (10.7). The way it's set up, I can log in from any Linux client and read/write over NFS exactly as expected. (I've set up ACL ...
10
votes
5answers
17k views

Why isn't Alt-Tab working for switching windows of the same app?

In my MacBook Pro running Lion, I use Command + Tab to switch apps, and Alt1 + Tab for switching windows within an app. In my work iMac, also running Lion, Alt + Tab isn't doing anything, and I can't ...
10
votes
2answers
7k views

How can I remove a signature once it's saved in Preview.app?

How can I delete a signature that I inserted using Preview.app? I can edit or delete all the text fields but the signature seems locked somehow.
2
votes
1answer
2k views

AppleUSBCDC weirdness after strange incident

I use my MBP propped on one of those laptop stands, ergo my external USB mouse and USB keyboard (both generic cheap-ass Logitechs) are always connected through a powered Belkin USB hub. Yesterday I ...
27
votes
5answers
12k views

Cmd+Tab switches to the correct space, but doesn't bring app up to front

I have a problem (bug?) with application switching on Lion. I use two Spaces. Say one has Postbox open, and another has Firefox and Vim. Vim is in the foreground, and Firefox's window is behind it. ...
21
votes
5answers
15k views

Is there a way to refresh a Finder file listing?

I love my Mac and how things generally just work. Now and again, however, one finds a few annoyances. My latest one is that I cannot find a refresh button anywhere to update a file listing in a Finder ...
8
votes
6answers
50k views

“USB device drawing too much power” error on startup with no devices connected

Since upgrading to Lion, I get this error every time I start up: I've read the answers suggested here, but they seem to indicate that it's the presence of a second device that's causing the ...
9
votes
4answers
7k views

Move windows around a desktop — and to different desktops — using only the keyboard?

Here's what I'm trying to accomplish using only a keyboard: Move a window to different areas/corners of a desktop Move a window to different desktops Set/unset a window as shown/sticky on all ...
2
votes
2answers
4k views

Resetting MBR on iMac

I installed Ubuntu on my iMac (partially successfully) I had rEFIT installed but it did not recognize the Ubuntu installation. I removed the partition and rEFIT and now when I attempt to install ...
1
vote
2answers
2k views

Reinstalling OS X Lion after erasing the HD

A friend of mine recently bought a used Macbook (I believe it's the model before the last Macbook model from 2011). It had OSX Lion installed. I rebooted the system, held down Command + R and used ...
0
votes
1answer
822 views

Which mail daemon does OS X 10.8.4 run by default?

I'm debugging some mail related stuff on my Mac, and not quite sure how my system is even sending mail. I can run a simple command like date | mail -s test myemail@mydomain.com and receive an email ...
2
votes
2answers
6k views

How do I set the static library path in OS X Lion?

Instead of typing : g++ functions.cpp /opt/local/lib/libhdf5.a /opt/local/lib/libsiloh5.a /opt/local/lib/libz.a I would prefer to type: g++ functions.cpp -lhdf5 -lsiloh5 -lz I think that I ...
18
votes
4answers
20k views

Installing Xcode via command line

I am a Linux user and have never used OSX before. Someone asked me for help with installing some software on an OSX "Lion" server. I asked him to give me an SSH shell, assuming that would be ...
4
votes
2answers
1k views

Login screen freezes after the Lion 10.7.1 update

After updating to 10.7.1 (the first Lion update) & restarting the system, it's not logging me in. As I give my password and press return it stays on the same login screen. I could move the mouse ...
3
votes
1answer
460 views

USB Drives always need to be formatted to delete items

I have a MacBook Air running Lion. Issue is I cannot delete things from USB sticks. The icons disappear but if I try to copy something on I get a not enough space error message. I can format the ...
9
votes
6answers
26k views

Solving an “wireless tools not found” error from airmon-ng tool

I am trying to use airmon-ng on Lion, but getting this error msg. $ sudo !! sudo airmon-ng Wireless tools not found I installed aircrack with ports. I heard it is possible to use it with lion, ...
1
vote
2answers
8k views

For some reason I can't update my Mac OS X 10.7.4 to the latest software?

I've been wanting to update my mac for a long time but for some reason it won't let me whenever I try. I'm not an expert when it comes to computers so maybe I'm doing something wrong but if anyone ...
0
votes
1answer
2k views

How to fix com.apple.dock.extra?

I'm a gamer and one day i was playing mine craft when this blabbering thing just showed up. I went to activity monitor and there was a process called com.apple.dock.extra. From the first day there ...
14
votes
1answer
15k views

How do I “blacklist” a wireless network on my Mac?

My home wifi network is password protected, as it should be. My neighbor's is not. Because I have password protected my network, my computer continually joins my neighbors instead of mine. I have ...
0
votes
1answer
4k views

Can't boot into Mac OS after Windows install via Bootcamp

I just installed Windows 10 successfully via BootCamp. Now I am neither able to boot into OSX, nor is its partition shown anywhere. Turns out the issue occurs because of a mistake I made during the ...
0
votes
1answer
1k views

iPhoto isn't working on my 2011 MacBook Pro with OS X Lion

I don't know why but my iPhoto on my dock just has a picture of some pencils and an ø through everything and it was the same thing when I looked at it in the applications. When I try to open it, it ...
1
vote
2answers
1k views

Can't find network files over SMB protocol using the Spotlight in Lion

I tried to find some files in a network volume mounted in OS X Lion over SMB using Spotlight. Didn't work. But, when I tried the same search from OS X Snow Leopard it worked perfectly. What do I ...
5
votes
2answers
1k views

Can the now expired iMessage app still work with Lion?

I want to use iMessage on an old Macbook which cannot be upgrades past OS X 10.7. Apple provided an iMessage beta software, but it has expired and no longer functions. I'm wondering whether there is ...
1
vote
1answer
5k views

Safari won't enter fullscreen

I'm currently running Safari 5.1.4 on Mac OS X Lion 10.7.3, and after bringing it out of the fullscreen mode, I quit safari using Command+Q. When I restarted my Mac, for some reason, Safari won't ...
3
votes
1answer
69 views

Is it possible to upgrade a Mac Pro (2007) with Lion (10.7) to Yosemite (10.10)?

I have a MacPro (mid-2007) with the configuration listed below: Processor: 2x 2.66Ghz Dual Core Intel Xeon Memory: 20Gb 667Mhz - DDR2 FB-DIMM OSx: Lion 10.7.5 NVIDIA Chip Model 1024Mb SSD: 512Gb ...
18
votes
3answers
6k views

How can I change Fn keys usage based on application?

I would like to know if there is any application that can enable you use use Fn keys differently based on the current application. For example in terminal or you favourite IDE you want to use them as ...
27
votes
6answers
22k views

Why do emoji like 💩 appear when I use Safari, but not Chrome?

Why do emoji like 💩 appear when I use Safari, but not Chrome on the same MacBook running Lion? Both browsers use WebKit, and I'd imagine font support comes from the OS, not the application. For ...
15
votes
5answers
42k views

Is there something stronger than “Force Quit”?

I have an app that won't die: it's gone from the dock, but the window remains (with a beachball, if I mouse over it). It's using no CPU, but I want it to go away. Is there something stronger than ...
0
votes
1answer
2k views

OS X Lion SMB shared folder lost execute permission

After updating from 10.6.8 to Lion 10.7.0, my shared folder (shared over SMB) begin having strange problem with my Windows VM. When I create a .exe file from my Delphi compiler or create simple test ...
5
votes
4answers
3k views

External USB drive connected to Airport Extreme doesn't show up in Airport Utility

I have connected an external drive to my Airport Extreme, but it doesn't show up in Finder, and it doesn't show up in the list of drives when I connect to the Airport Utility. The same drive worked ...
2
votes
4answers
9k views

Reinstall OS X Lion on Macbook Air 2012

I have a MacBook Air (11-inch, Mid 2012) MD223LL/A MBAIR 11.6/1.7/4/64FLASH running OS X 10.7.5. It shipped with Lion. I want to reinstall the OS on the laptop without an internet connection. Is this ...
39
votes
6answers
13k views

Is fine volume adjustment possible in OS X Lion?

On previous versions of Mac OS X pressing ⌥+⇧+volume+ would adjust the volume by quarter increments. This seems to have been removed in Lion. Is there any way to do fine volume ...
5
votes
1answer
8k views

How to have sshd re-read its config file (without killing ssh connections)?

How can I get the ssh server to re-read its configuration file (/etc/sshd_config), without killing existing ssh connections? EDIT: If I run kill -HUP <SSHD_PID> I kill the connection.
7
votes
4answers
3k views

Why is the text-to-speech hotkey not working?

For some reason, my text to speech isn't working. I don't know why it stopped working. It works when I manually click it, but when using the default hotkey alt+esc, it doesn't do anything. I have no ...
3
votes
2answers
3k views

I can't see usb-drives and archives in the sidebar of the finder anymore

When I plugin a usb-drive or open dmg-archives they don't appear under the 'Devices' section in the sidebar of the Finder anymore. The drives are there when I check with 'Disk Utility', they appear ...
3
votes
2answers
7k views

diskutil coreStorage in Lion fails to create a concatenated LVG, error -69886

I would like to create a logical volume group (LVG) with two physical disks. Issue The command: diskutil coreStorage create LVGNAME /dev/disk1 /dev/disk2 returns: Started CoreStorage ...
2
votes
1answer
8k views

Force iOS simulator to use WiFi network

I have two networks, a WiFi and a cable LAN. I want use them together, but I want to force the iOS Simulator to use only WiFi, because, the LAN is under proxy, protected, with a lot of limitations. ...
0
votes
1answer
2k views

Mac Pro hangs at startup showing white screen with spinning pie wheel

MacPro 1,1; lion? startup hard drive failed (with loud buzzing). Removed bad drive, installed replacement, inserted Lion USB drive, verified new drive using the Lion usb drive, started installation ...
2
votes
1answer
3k views

Disable Wifi Hotspot Popup Window

Is there a way to disable the wifi popup window that was introduced in OS X Lion. I know I can remove it from known wifi networks, but sometimes I do use this connection (It's the Starbucks free wifi ...
1
vote
3answers
2k views

mail.app missing plug-in

Today I opened mail.app and my mail attachments showed up as "missing plug-in". I faced this issue before, at that time I quite the mail.app and opened again were fix the problem. Now that also not ...
2
votes
1answer
1k views

CoreStorageFamily::unlockVEKs() failed to unwrap the vek, status = e00002bc

I have a filevault2 disk with two partition. One is the boot partition, the other contains data, both are encrypted. Today, after installing the latest 10.8 update (10.8.4 I guess), the computer ...
7
votes
2answers
2k views

Width of the column view separation line in Finder

I'm using Mac OS X lion. In Finder, I use the column view. I know how to set up the width, but the thin line you use to drag the columns has suddenly become thicker and very visible. I know this ...
11
votes
3answers
8k views

Keyboard shortcut for “Show Package Contents”

I know you can use ⌘+O to open a folder, however when you do that on an application it opens the application. Is it possible to either make ⌘+O always show the contents or is there ...
4
votes
1answer
2k views

Since Mavericks, I can't mount ISO files on my Mac over a network

Since upgrading to OS X Mavericks, when I want to mount an ISO file that's on my Mac from my Windows 8.1 PC (so, mounting a Mac share on a Windows computer, so I am accessing the file from the Windows ...
0
votes
1answer
2k views

When I want to install TeamViewer 10, why can't I select my system disk as the destination?

Seems it happened when I want to install other softwares before (but I can't remember which). I have a 128G SSD as the system disk, but it doesn't even appear as an option in the installer. How can I ...
2
votes
1answer
2k views

How to modify app expose to show only open windows of current application on current desktop?

I have OS X 10.8.5. I typically have several windows of some applications open on more than one desktop. When using App Expose, it shows all of the open windows of the current application on all ...
2
votes
3answers
8k views

Blue Box with White Question Mark

On certain websites (minecraftforum.net) most images appear as a blue box with a white question mark in it on safari. On my school forums (private to the school only, so can't link) normal images work ...
3
votes
2answers
2k views

How to only route office traffic over the VPN while having default route for other traffic?

I have a VPN to my office and would like to route only office traffic over the VPN while maintaining my default route for other traffic. I have attempted the following: sudo route delete default ...
31
votes
4answers
74k views

How to resolve error: “Couldn't modify partition map because file system verification failed”?

I upgraded to Lion and decided I no longer want 100 GB of my drive devoted to Boot Camp, I never boot into Windows, I just use it as a VM anyways. So I deleted the boot camp partition using disk ...
0
votes
2answers
2k views

exFat Hard Drive not showing up on mac OS X 10.7.5

I formatted a 1TB Seagate USB 3.0 hard drive as ExFat to be used on both a MacBook and a Windows PC. The formatting was done on Windows and there isn't any issue when I access it through Windows. I ...