When I attempt to download Mountain Lion, I get the following error: The product distribution file could not be verified. It may be damaged or was not signed.
I've tried logging into and out of the App store. I've tried rebooting my Mac.I even tried repairing the disk permissions on the HD drive to no avail. Not sure where to go from here, so I thought I would throw it out to the forums for some assistance.
Thanks
I'm getting the same error on my MBP, so perhaps opening day glitches?
Similar Messages
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"The product distribution file could not be verified. It may be damaged or was not signed." Why is that?
Disable anti virus software if installed.
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I want to download Mountain Lion but keep getting "the product distribution file could not be verified. It may be damaged or was not signed. What do I do?
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I am running Lion 10.7.4. Tried to download the OS X Mountain Lion upgrade in my App Store - getting: The product distribution file could not be verified. It may be damaged or was not signed.
Any ideas?Launch the Console application in any of the following ways:
☞ Enter the first few letters of its name into a Spotlight search. Select it in the results (it should be at the top.)
☞ In the Finder, select Go ▹ Utilities from the menu bar, or press the key combination shift-command-U. The application is in the folder that opens.
☞ Open LaunchPad. Click Utilities, then Console in the page that opens.
Make sure the title of the Console window is All Messages. If it isn't, select All Messages from the SYSTEM LOG QUERIES menu on the left.
Click the Clear Display icon in the toolbar. Try the action again. Post any messages that appear in the Console window – the text, please, not a screenshot.
Important: Some private information, such as your name, may appear in the log. Edit it out by search-and-replace in a text editor before posting. -
The Mac App Store shows an update available for iMovie but when I click "update" it gives me this message, "The product distribution file could not be verified. It may be damaged or was not signed." What can I do to update this program?
http://www.apple.com/support/mac/app-store/contact.html?form=account
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I can't download mountain lion, it says the product distribution file cannot be verified
When I try to download it in the app store it gives me the error "the product distribution file cannot be verified. it may be damaged or not signed"...any help???
Try this
https://discussions.apple.com/message/19014576#19014576 -
Hi community,
When trying to buy Mountain Lion I get: "The product distribution file could not be verified. It may be damaged or was not signed.”, any clue on how to fix this issue? It only happens in one of my computers.
In the console I get an error when trying to purchase it:
7/26/12 9:50:34.387 PM App Store: FRPurchaseManager: Preflight operation for 537386512 failed with error: Error Domain=com.apple.appstore Code=0 "The product distribution file could not be verified. It may be damaged or was not signed." UserInfo=0x7fde9bc452a0 {NSLocalizedFailureReason=Cannot create PKProduct from "file://localhost/var/folders/8l/ndt85j717d3_k8gr6ztmljdc0000gn/C/com.apple.app store/537386512/preflight.pfpkg" Error Domain=NSURLErrorDomain Code=-1100 "The requested URL was not found on this server." UserInfo=0x7fde9bc43b50 {NSUnderlyingError=0x7fde9bc42e60 "The requested URL was not found on this server.", NSErrorFailingURLStringKey=file:///var/folders/8l/ndt85j717d3_k8gr6ztmljdc0000g n/C/com.apple.appstore/537386512/preflight.pfpkg/index.sproduct, NSErrorFailingURLKey=file:///var/folders/8l/ndt85j717d3_k8gr6ztmljdc0000gn/C/co m.apple.appstore/537386512/preflight.pfpkg/index.sproduct, NSLocalizedDescription=The requested URL was not found on this server.}, NSLocalizedDescription=The product distribution file could not be verified. It may be damaged or was not signed., NSUnderlyingError=0x7fde9bc442b0 "The requested URL was not found on this server."}
1) I deleted the /var/folders/8l folder (gets recreated when opening the app), no result.
2) Tried to check "Best attempt" for both OCSP and CRL certificate management in Key Chain.
No result in any way.
Any idea?Hello
It can be an issue related to antivirus so disable it or download in safe mode
regards -
Mountain Lion cannot download, need help. Says "The product distribution file could not be identified it may be damaged or was not signed". What do I do?????
If you have Intego VirusBarrier X6 installed
1. Open /Applications/VirusBarrier X6.
2. Click on the "Surf" button.
3. Click on the "Ad Banner Filter" tab.
4. Click "OFF" next to "Banner advertisement filter".
5. Start the computer in Safe Boot, then restart the computer into normal mode.
If don't not have Intego Virus Barrier installed
1. Verify that the date and time is correct on the computer.
2. Safe Boot once, then restart normally, then try downloading again.
3. Try with a different user account if the issue persists
If the issue persists
Install Lion onto an empty partition (internal or external).
Note: You can Use Disk Utility to live partition the internal drive and create a second partition large enough to install Lion.
Start from the clean installation of Lion.
Download Mountain Lion from the Mac App Store. Note that the original startup disk can be set as the destination for Mountain Lion during the installation process. -
when trying to download Mountain Lion after click on buy I get this message: The product distribution file could not be verified. It may be damaged or was not signed.
The Apple Support Communities are an international user to user technical support forum. As a man from Mexico my first language is Spanish. I do not speak English, however I do write in English with the aid of the Mac OS X spelling and grammar checks. I also live in a culture perhaps very very different from your own. When offering advice in the ASC, my comments are not meant to be anything more than helpful and certainly not to be taken as insults.
Always search the forum before posting. This is asked at least three times just below your post.
https://discussions.apple.com/thread/3604789?tstart=0
https://discussions.apple.com/thread/4153268?tstart=0 -
The product distribution file could not be verified. It may be damaged or was not signed.
This should also work for Mountain Lion.
Mavericks Download can’t be verified -
My mountain lion was interrupted during download it says..... "The product distribution file could not be verified. It may be damaged or was not signed." what to do pls help
If you have more than one user account, these instructions must be carried out as an administrator.
Launch the Console application in any of the following ways:
☞ Enter the first few letters of its name into a Spotlight search. Select it in the results (it should be at the top.)
☞ In the Finder, select Go ▹ Utilities from the menu bar, or press the key combination shift-command-U. The application is in the folder that opens.
☞ Open LaunchPad. Click Utilities, then Console in the icon grid.
Select "/var/log/install.log" from the file list. Post the messages from the last installation or update attempt, starting from the time when you initiated it. If you're not sure when that was, start over and note the time.
Post the log text, please, not a screenshot. If there are runs of repeated messages, post only one example of each. Don’t post many repetitions of the same message.
When posting a log extract, be selective. Don't post more than is requested.
Please do not indiscriminately dump thousands of lines from the log into a message.
Important: Some private information, such as your name, may appear in the log. Edit it out by search-and-replace in a text editor before posting. -
I paid for the Mountain Lion, was downloading perfect. When almost 1 gb of downloading was left then this error occured "The product distribution file could not be verified. It may be damaged or was not signed." and stopped downloading and now every time i try to download it this error occurs
What should i do now, i paid for it and couldn't even download it now.You'll need to re-try the download.
If you have a flaky network connection, or if you're behind a proxy server, there can be issues.
The App Store knows you paid so you won't have a problem trying to re-download, but you will have to re-download. -
I cannot download OS X Mountain Lion, I get an error message that says: "We could not complete your purchase. The product distribution file could not be verified. It may be damaged or was not signed." Why am I receiving this message?
Servers may be overloaded.
One user reported:
Deleted file com.apple.appstore in /var/folders/, dissabled VirusBarrier X6: problem solved! -
When I try to purchase Mountain Lion i get an error message: "We could not complete your purchase. The product distribution file could not be verified. It may be damaged or was not signed."
I can purchase other apps, why not Mountain Lion. I get the same message on my wife's IMAC.The only thing that worked for me was to boot in safe mode.
Power down. Then press power button and hold 'shift' key until grey screen with progress bar appears... Once booted and logged in just open safari and browse to applestore.
No trouble at all once I did this.
Hope it helps. -
Hi folks,
I tried downloading the latest OS X Mountain Lion and [after a long time... I have a slow connection] I got an error message ... We could not complete your purchase The product distribution file could not be verified. It may be damaged or was not signed.
Everytime I retry or continue the download I just keep getting the same error message!!!
What can I do to get my product?
PMThe only thing that worked for me was to boot in safe mode.
Power down. Then press power button and hold 'shift' key until grey screen with progress bar appears... Once booted and logged in just open safari and browse to applestore.
No trouble at all once I did this.
Reminder: create full backup before you upgrade OS
Hope it helps.
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