Allowing and restricting which users can perform what operations of particular files

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1answer
221 views

Grayed out folder won't open in finder

I've never see this before. Here's the facts: It appears to be grayed out in the finder I can not open it by clicking I can move the folder The permissions are set to 777 (overkill i know) I can ...
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1answer
55 views

/usr/bin Permission change

I am trying to set up Java on Xcode and it needs to access /usr/bin/java at some point. But I cannot get hold of this folder and I get this message: The folder “java” can’t be opened because you don’t ...
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0answers
166 views

Access denied on TimeMachine after formatting OSX

I formatted a Mac and installed the latest OSX. This Mac was using Time Machine with an external hard drive. Now, I am unable to access folders on that disc that were created before the formatting. ...
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1answer
328 views

Editing the /System/Library/LaunchDaemons/com.apple.pfctl.plist file

I need to vim the file found at /System/Library/LaunchDaemons/com.apple.pfctl.plist but the permissions will not allow it. Even when I run sudo vim /System/Library/LaunchDaemons/com.apple.pfctl.plist ...
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28 views

Separate, personal time machine backup locations for every user on OSX Server?

I have a Yosemite Server running and I have about four different backup disks, each for a different user. However, no matter what I do with permissions (setting the user's backup disk to be read/write ...
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56 views

Mac Pro 2007 running OS X Server 10.6.8 on its last legs, transfer data permission issue

Trying to copy files off a Mac Pro 2007 running server 10.6.8 that is dying. Thankfully I can still see it on the network, but won't let me copy all files due to permissions. I am throwing it away but ...
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3answers
941 views

Delete unnecessary files in /System/Library for Mac OS X

I happen to have some unused/obsolete python libraries in System directory, especially in /System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python, the issue is that I can't delete ...
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1answer
359 views

Operation not permitted “sudo ditto -v to folder /usr/bin”

I'm trying to copy an exec file from my downloads folder to /usr/bin/ using sudo ditto -v sweep /usr/bin/sweep, but the command always fails in Terminal. I even tried to manually drag and drop it but ...
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1answer
960 views

Configure sandbox permissions

While trying to modify a property list I was rather surprised to receive the following error sh-3.2# cp com.apple.mDNSResponder.plist com.apple.mDSNResponder.plist.backup cp: ...
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0answers
300 views

Cannot open/save files on El Capitan. Is this a permissions problem?

I have some issues with my file system on my MacBook; I am running OS X El Capitan with an SSD. For instance, if I make a screenshot, save the file on my desktop, and then immediately try to open the ...
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1answer
2k views

Cannot change permissions on com.apple.Boot.plist

I am trying to set the permissions on the Boot.plist file (Located in /Library/Preferences/SystemConfiguration) and it won't let me. I have clicked the lock and entered my password in Finder, and when ...
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215 views

After update to El Capitan, can't write to my home dir?

I did a hard drive wipe and clean reinstall for OS X 10.11 El Capitan. I now get some permission errors about my home directory. Here's an example, after running the program psql, which is the ...
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0answers
4k views

Why is SpotlightNetHelp denied file-read-data for root?

I'm getting many of these two similar errors on my console. 10/21/15 11:06:29.737 AM sandboxd[140]: ([368]) SpotlightNetHelp(368) deny file-read-data / 10/21/15 11:07:11.000 AM kernel[0]: ...
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0answers
77 views

How to set fmask, dmask or umask on OS X?

I want external drives mounted with specified permissions. I know that fmask, dmask and umask in fstab do this trick. I added this line to /etc/fstab: LABEL=D2-HT250 none msdos ...
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1answer
2k views

Restricted files on El Capitan? [duplicate]

So I wanted to hide the Finder icon on my Dock. According to this answer - How can I remove the Finder icon from my Dock? I am suppose to edit DockMenus.plist file. When I tried I had no permission ...
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1answer
264 views

This item will be deleted immediately. You can’t undo this action

I have a MacBook Pro which has a SSD and a hard drive. Here SSD hosts the operating system and HDD stores some files (pic., doc., etc). 1 week ago I reset my system and installed OS X El Capitan. ...
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0answers
102 views

permissions keep changing in git repository, anyone can tell me why?

This started happening about 2-3 weeks ago. I'm on Mac OS X Yosemite - 10.10.5 I have a git repository for a pretty big project ( there are three developers on the project), and every now and then ...
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2answers
392 views

Can apps access my camera without telling me?

Suppose I give an app permission to access my camera (and/or microphone) to take a picture. After I take the picture, can the app access my camera without prompting me? I thought of this while using ...
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0answers
101 views

Fixing multiple Users permissions

In a classroom environment after a month without issues all of the sudden everyone is getting locked out of their folders, including my local admin user. What works is logging into each user, ...
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0answers
195 views

Yosemite 10.10.5 umask issue

I'm having issues with setting the default umask on our Macs for users. I run the following the commands to set the default perms to 775: sudo launchctl config user umask 002 sudo launchctl config ...
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1answer
677 views

root permissions [duplicate]

After I installed el Capitan, Little Snitch started complaining about gamed trying to phone home. Research in the net revealed various suggestions, including logging out from the Game Centre using ...
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1answer
57 views

Operation not permitted turning off airplay mirroring

I'm running the command sudo chmod 000 /System/Library/CoreServices/AirPlayUIAgent.app/Contents/MacOS/AirPlayUIAgent Because airplay mirroring is messing with one of my programs, but it tells me ...
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0answers
63 views

Twitter Revoke 3rd-Party Permissions from iPhone & iPad iOS9

I know similar questions have been asked, but I couldn't find an answer to mine. Is there any way to control Twitter permissions to third-party access from an iPhone / iPad? I've tried to do it ...
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1answer
78 views

How do I access my old files from an old Macbook HDD with Lubuntu?

I wasn't sure if I should put this on the Apple or Linux stack exchange but here's my problem. So my old Macbook died a while back and I realized that it might have had some important information. My ...
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1answer
30 views

Permission Denied for apropos command

I'm trying to list the contents of the whole apropos (makewhatis) database with the following command but I keep getting Permission denied. sudo -s apropos . > touch thedatabase -bash: touch: ...
3
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1answer
2k views

Permission needed to change icons of native Apple apps

Okay so here's my problem. I want to change the icons of the Dashboard, Launcher, Quicktime, Notes, Mail etc. But when I paste my icon to the top left mini icon in the preview window (on the Get Info ...
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2answers
3k views

Preview refuses to open pdf file, incorrectly claiming a permission issue

I had to force quite Preview (it became unresponsive after trying to open a 200Mb animated gif), but after re-starting it some files there were open before no longer open. Instead an error box pops up ...
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1answer
571 views

how to fix permission on default apps in el capitan

Tr Trouble in permission How fix it? permission in group wheel = read only full permission = only system group
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1answer
68 views

Concerned I may have accidentally dropped malware (or something) onto my system

First time poster in this part of Stack Exchange - apologies I have posted in the wrong section. In short I have an iMac running 10.8. Most of the time I quite happily get about my business but about ...
8
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1answer
18k views

Can't write to /usr/lib

I upgraded to OS X El Capitan and tried to install a new app (MPLAB X from Microchip) but I got an error because it couldn't copy a library to /usr/lib even when it asked for root password. I tried to ...
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0answers
95 views

Unexpected Finder message “This item will be deleted immediately”

I made a second user account (test, admin privs) and set the permissions of my second hard drive so that this account could read & write. The only thing I changed was the first line and then ...
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171 views

Shared Folder - File Permissions Never Right & Files hidden for some users

I'll go ahead and clarify how I set this up. Skip down to "Issues at Hand" if you want what the problems are. Current Setup: We currently have 10 mac computers, 4 of which are mac mini's and 6 are ...
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1answer
113 views

How do I check the effective file permissions/accessibilty for/of a given file and a given user?

How do I check the effective file permissions (including ACLs)/accessibility for/of a given file and a given user (including service/system accounts) without checking the whole path manually? ...
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0answers
25 views

What does file locking do, these days?

I'm publishing some files on Dropbox, sharing drafts for public review. Once I get to the final official revision, I'd like to lock it to avoid inadvertent changes. I'm using Pages to write and ...
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1answer
34 views

Trouble moving tons of files from OS X server attached RAID to NAS

I am trying to move many thousands of files to a Synology NAS. Thanks to excellent posts here and superuser, I have been using rsync a lot. But in this case, I'm getting a very high failure rate due ...
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0answers
62 views

Repair Disk failed

I try to repair a disk because my Mac still is on grey screen during start. I created a USB Yosemite bootable and I can use Terminal. I tried with: diskutil repairvolume disk0s2 But I get the ...
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1answer
60 views

Restore permissions on /usr?

Through a series of unfortunate events I managed to run: sudo chown -R `whoami`:admin /usr on my 10.10.5 machine. This has left it in an awkward state. I can no longer sudo commands as sudo is no ...
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20 views

What kind of file require the executable flag

I'm aware that the mach-o exectuable in BUNDLE.*/*/MacOS/* needs the +x flag to work, same goes for the mach-o cli executables and *.dylib. Then most scripts need it to run. But are there any ...
2
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1answer
56 views

Blank dock, command+tab menu icon for application - RubyMine 7.0

I'm having a problem with the application icon for Jetbrains' RubyMine 7.0 not showing up in the dock. This used to work just fine before I cloned/renamed the user accounts on my Mac, running ...
2
votes
1answer
157 views

External Harddrive Permissions Changed / No Access

my external harddrive permissions have suddenly changed. I am getting mount errors in Disk Utility when I try to verify the disk. When I Get Info for the drive in question, it states that I have "NO ...
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0answers
21 views

Permissions sharing between MySQL and myself in Yosemite

I would like to have full access (read/write) on everything in the MySQL data directory (/usr/local/mysql/data). Then an application running as "me" could create/edit/delete every data. I tried to ...
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0answers
99 views

Error 43, unable to open files on external hard drive using Preview

Using Snow Leopard 10.6.8 I can't access files with Preview on my 2011 WD myBook 1TB external hard drive. When I try to open a file it says "application can't be found" follows up with "an ...
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0answers
348 views

Preview.app can't open pdf after Adobe Acrobat Installation

After installing adobe acrobat I can no longer use preview.app or apps like clearview to open pdf files under my account. I have tried creating a new user, and logged in, and i can view it no ...
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0answers
88 views

External HDD Permissions Issue

I have a new 2TB Western Digital external hard drive (My Passport Ultra) that I want to use for backups. I have it formatted as Mac OS Extended, with 1 Apple Partition Map partition. When I Get Info ...
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1answer
270 views

How do I run a java application that wants to bind to ports 80 and 443?

Okay, so I turn on my laptop, sign in to my regular user account and proceed to open/run a Java-based, HTTP-proxying application called burp via Terminal.app. It executes normally but refuses to bind ...
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2answers
51 views

Trying to replace volume sound in OS X to what was present before. Encountering permissions problems even as root. Help?

I'm trying to get the old volume feedback noise on my MacBook. I have a copy of the sound file but the system is refusing to let me replace it, even as root. I found this article that also explained ...
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2answers
76 views

Symbolic linking to Photos from another user

I am running El Capitan Beta, but this question would also apply to Yosemite. I want another account's (account B) "Photos" app to link to my primary account's (account A) Photos library without ...
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0answers
30 views

Protect changes to plain text file written by standard user's execution of bash script

I have written a simple bash script that I want to use as a time clock for employees (work-studies) in my computer lab. The script works great. 1. Each work-study has two icons (two separate bash ...
1
vote
1answer
48 views

Sharing folders between 2 users

I just downloaded a virtual box VM which I will be sharing with my wife. Both my wife and I have accounts on our mac. I copied the downloaded VM into /Users/Shared/MyNewVM Then I went into System ...
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1answer
90 views

Yosemite file permissions/ownership issue

I'm no stranger to OSX and a while back I upgraded to Yosemite at rollout. I'm a web developer an I'm encountering a strange behaviour with file permissions ever since upgrading. For example, I'm ...