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Troubleshooting posts

Filed under: Software, Tips and tricks, Bugs/Recalls, Troubleshooting, Snow Leopard

Getting bit by the Gmail "exceeded IMAP bandwidth limits" bug

I have a couple of Gmail accounts set up with Google Apps, so that Google is hosting my email using my own domain names. While those accounts have been working flawlessly for quite a while, I suddenly ran into issues a few days ago where Apple Mail couldn't pull email from the server. I could use the Gmail Web client and access the email, but using Mail or my iPhone, I'd get an error.

Both Mail and the iPhone initially reported that either my password or username was incorrect, but after restarting my MacBook Air, the message changed to what you see above. While I had been sending some large files through email last week, I wasn't using anywhere close to the 2 or so GB per day of bandwidth that Google allows.

A quick search revealed that there's a known bug where accounts are locked out for exceeding IMAP bandwidth limits when using Apple Mail under Snow Leopard. To quote Google's support page,
This is a known issue for users of Apple Mail on the Snow Leopard OS. We are working with Apple on a resolution to the issue. In the meantime, there are a few workarounds to reduce the likelihood of hitting the bandwidth limit:
  1. Do not sync attachments.
  2. Reduce the number of folders you sync by using the Advanced IMAP Controls tab in Gmail.
  3. Close your email client when you are not using it.
For my business, I keep my email client up and running most of the day, so the third workaround was not an option. Syncing attachments is easy to turn off in Apple Mail Preferences for Gmail IMAP accounts by selecting "All messages, but omit attachments" under "Keep copies of messages for offline viewing" on the Advanced tab, but it didn't resolve the problem.

I fortuitously noticed that my MacBook Air seemed to be losing a lot of disk space, and searching the ~/Library/Mail folder indicated that the issue seemed to be in the "Recovered Items" Inbox for this Gmail account -- something I didn't even know existed! It was taking up a whopping 18.66 GB of space, so I went into Mail and deleted the "Recovered Items" inbox.

While this didn't fix the issue immediately, it did eventually allow the account to come back on line with no problems. All told, I was without Mail.app and iPhone access to the account for four days, but at least I could check my Web mail occasionally to see what was coming into the Gmail account.

If you're running Snow Leopard and get bit by the "bandwidth bug" with a Gmail account, I hope that this tip can help you out.

Filed under: OS, Software, Troubleshooting, Snow Leopard

Bug tracker: Snow Leopard guest accounts eating files?

Update: Cnet reports that Apple is acknowledging the problem, while calling it "extremely rare."

There's a few threads on Apple's Discussion Boards describing a problem that's affecting some Snow Leopard users. An issue with the Guest account feature in SL appears to be chomping down on user data with extreme prejudice. Cnet/MacFixIt first took notice of the issue back in early September, but a 2nd report & a link from 9to5Mac have raised the threat level quite a bit.

According to affected users, the guest account's logout wipe -- a standard feature intended to prevent guests from leaving files on the machine -- is inadvertently clobbering the home directories of the non-guest accounts, with catastrophic results. One user writes, "I hadn't used my Guest Account since upgrading to snow leopard, and I accidentally clicked it instead of my user account this morning, to find that when I logged into my normal account ALL my files, settings, mail etc had been reset."

Worse of all is that he's not the only one.

MacFixIt reports that it isn't an epidemic, but readers have described the same issue in the comments to their post. For now, we offer this simple advice. First, make sure your backups are current. Secondly, turn off the Guest account feature if you're not using it (simple instructions here); some suspect that the issue is triggered by having it turned on prior to the SL upgrade. If and when the culprit is identified and squashed, we'll let you know.

Thanks to everyone who sent this in.

[Via Engadget]

Filed under: Hardware, How-tos, Troubleshooting

Quick and dirty troubleshooting

There's a great post at creativebits today listing some basic troubleshooting techniques. I like it because it lists some simple tasks that anyone can perform. Some of the tried-and-true techniques include:
  • Restarting
  • Quitting unused apps
  • Installing updates
  • Re-installing a misbehaving app
Back when I was a part of an IT team, we always checked the simplest solution first. Printer isn't recognized? Is it plugged in? How about turned on? You may laugh, but ruling out the easy answers makes things clearer and it often solves the problem. There are many more tips at creativebits so read the whole post.

It's true that the Mac OS still has its problems, but least we've moved beyond the Extension Conflict Hell that plagued many pre-OS X users. Or my other favorite, The Chooser. "That port is in use ...."

Good times.

Filed under: iLife, Software, Troubleshooting

iPhoto 8.0.3 updater bug bites many

Yesterday I tried to open up iPhoto '09, and was greeted with a screen telling me that my iPhoto library needed to be updated. This was sort of odd, since I had run the program many times since the software update of June 4th bringing the program to version 8.0.3, but what the heck. I clicked on upgrade and the program crashed displaying one of the wonderfully unclear error screens of hex numbers.

After trying all the usual things like rebooting, resetting the PRAM and saying 'Candyman' three times in front of a mirror, I sheepishly gave up and called Apple. It turned out that this has been happening to many people. Up until two days ago, Apple had been capturing reports to find the source. I was told that they stopped capturing reports when they numbered around 3,000.

What Apple found was a bug in the 8.0.3 updater, and apparently the bug could bite just about anytime since it didn't necessarily rear its head directly after the update. The bug, in various incarnations with various solutions, is to be cursorily found in the support forums, but here is the authorized Apple fix:

Hold down the option key as you boot iPhoto and you'll see a screen like the one displayed here. Just choose your library (there should only be one) and iPhoto will boot normally. Problem solved! As of now the problem hasn't resurfaced for me, and according to Apple tech support, it shouldn't. This bug will be squashed in a future iPhoto update but for now it's easy to get around.

Filed under: Books

Take Control of Maintaining, Troubleshooting your Mac

Author Joe Kissell has been informing and entertaining Mac users for years through his books, TidBITS columns and Macworld articles. He's recently finished a pair of books for the Take Control ebook series that will help you learn how to keep your Mac running at its most efficient pace, as well as tell you what to do when something does go wrong.

In the first book, "Take Control of Maintaining Your Mac, Second Edition" (US$10), Joe describes actions you can take weekly, monthly, and annually to enjoy top performance from your Mac. He also tells you what not to do, illustrating tasks that take a lot of time and provide few benefits.

The second book is an update to Kissell's "Take Control of Troubleshooting Your Mac" (US$10). Joe's expertise really shines in this ebook as he tells you what to do with Macs that won't turn on, how to react when you're getting repeated kernel panics, and actions to perform when internet connections go down or printers are balking.

If you already own an earlier edition of either one of the books, you can get a discount on the upgrade. New buyers can bundle the two books for just $16 for a top-notch set of guides.

In the interest of full disclosure, TUAW blogger Steve Sande has written several titles for the Take Control series.

Filed under: Hardware, How-tos, Tips and tricks, Odds and ends, TUAW Tips, iPhone

TUAW Tip: Fixing syncing between iPhone and iPhoto '08


This is a pretty selfish tip, because this issue has happened to me personally a few different times, and despite my many searches around the 'net, I've never found a quick, simple solution. So here you go: my suffering can be your gain.

Basically, iPhoto '08 and the iPhone don't always play nice -- sometimes, you'll take a bunch of pictures on your iPhone, bring them back to sync up with iPhoto '08, and whoops, iPhoto doesn't see them at all. You can see them on your iPhone, but iPhoto's "Import All" button is greyed out, and they're not showing on your screen (sometimes, I've gotten dotted lines where the pictures are -- I think this all has something to do with a corrupted cache that iPhoto keeps of what's on the iPhone). Fortunately, though it's frustrating, there's an easy fix. Open up Image Capture (you can find it in Spotlight or even Quicksilver if you swing that way) with your iPhone connected, hit the "Devices" menu item, and then "Browse Devices." You'll get a screen just like the one above, with your iPhone's name instead of mine.

Uncheck the "Connected" box, and then recheck it, and boom. Image Capture, and thus iPhoto, will see all of your pictures and happily upload them. Is it voodoo? Sure -- we still don't know why iPhoto loses its place every once in a while (like I said, I'm thinking a corrupted cache somewhere along the line). But it works.

Filed under: iTunes, iPhone

Turn off Airplane Mode before updating your iPhone firmware

I finally updated my iPhone to 2.2.1 today, and after a reboot I got the screen that says it needs to verify or authenticate the SIM card. Unfortunately, that failed because, while I do have a SIM card in there, I do not have AT&T service -- and I had the cell radio turned off. My iPhone is never used as a phone (I don't have T-Mobile in my area, so even unlocking it would be useless). I wound up restoring the iPhone, which took a couple of hours, but apparently there's a better way.

Danny Goodman on the Apple Discussion boards posts this "2.2.1 Upgrade and SIM Error (and Solution)" tip. My advice? Always turn off Airplane Mode before applying a firmware update. The phone wants to access the radio hardware during the upgrade, it seems, and disabling the cell radio makes this impossible. Thus, I was locked out of my phone for several hours today. As luck would have it, I stumbled upon this tip about 5 minutes after I started the restore process.

Filed under: Software, Cool tools, Troubleshooting, Friday Favorite

Friday Favorite: Mac HelpMate

I'll open this Friday Favorite with a caveat -- Mac HelpMate is not an app that just anyone is going to want to license. However, if you're a Mac consultant and/or do system support for many Mac users, this is an application you should consider.

Mac HelpMate is the brainchild of Dean Shavit, an Apple Certified System Administrator based in Chicago, Illinois. Dean's goal in producing Mac HelpMate was to eliminate many of the issues that Mac support professionals deal with when trying to perform remote support tasks for their clients. What are those issues? Usually, they consist of trying to reach the end user's network through a maze of firewalls and routers. For example, one of the major issues with Apple's Back To My Mac remote access and control technology is that it doesn't work with many cable or DSL modems that don't support UPnP (Universal Plug-and-Play) or NAT-PMP (NAT - Port Mapping Protocol).

Mac HelpMate provides zero-configuration remote access through a proxy server run by Shavit's company, eliminating the hassles of trying to talk clients through configuration of their Macs and network hardware.

Continue readingFriday Favorite: Mac HelpMate

Filed under: Hardware, Troubleshooting, Macbook Pro, MacBook, MacBook Air

MacBook Pro tip: resetting SMC saved my day

Here's a timely tip if the battery on your Intel based Mac laptop seems to be operating at less than optimum performance.

The other day I took my MacBook Pro off the charger and was surprised to see only an hour and 40 minutes of run time, even though the battery was fully charged and only a few months old. It didn't seem right, and I went immediately on the web to make a Genius appointment at our local Apple Store. Then I did a little digging around Apple support documents and found one that seemed promising.

Was it possible I needed to reset the SMC (System Management Controller)? Well, dutifully following the instructions, I shut down my laptop, removed the power cord and unhooked the battery. I held down the power button for 5 seconds, put the power cord back on, and inserted the battery. Surprise surprise, my computer started up and showed about 4 hours of time left on the battery when I went back off the charger. Better still, it really did hold up for that amount of time, so things were back to normal. I canceled my Genius appointment and spent the day congratulating myself for finding the tip, and getting my battery back in shape.

The SMC is a chip on the motherboard that can lose its way, and in my case it needed a little kick to get itself sorted out. This chip has been the focus of some controversy in the past, and Apple has updated the SMC firmware repeatedly. Anyway, this fix worked for me -- might work for you. Here's the link to the Apple Support Document. There are instructions for the Intel MacBooks, MacBook Pros, and the new MacBook Air. Be there or be square.

Filed under: Software, Troubleshooting, Terminal Tips

"Utility of last resort" AppleJack updated for Leopard compatibility


You may sincerely wish never to need it, but if you run into a situation where your Mac refuses to boot fully to the Finder and you don't have any boot-capable utilities to tackle the problem, Kristofer Widholm's AppleJack is probably your best friend in the trenches. The single-user-mode tool is only available if you start your machine while holding down Cmd-S to boot to the command line (as per Dave's tip from yesterday), but once there it streamlines the process of checking your disk for errors, repairing permissions, cleaning caches, zapping corrupt preference files, and deleting leftover virtual memory swap data. You could do most of this yourself via a series of commands, but AppleJack is a) much, much simpler and b) completely free and open source.

For a long while it didn't look as though AppleJack would make the leap from Tiger to Leopard, as Mac OS X 10.5 made some key changes that broke AppleJack's functionality (specifically, the 'id' command didn't work, and the /etc/rc file was removed). Developer Steve Anthony jumped into the project this summer and was able to code around the Leopard-specific problems, finally giving us back our beloved AppleJack in version 1.5.

Let's all raise a glass of the original Jersey Lightning to Kristofer and Steve for their work on behalf of Mac troubleshooters everywhere.

Filed under: Troubleshooting, Leopard

Leopard Graphics Update does a de-rez on external displays

Imagine the scary, Sarkian voice of David Warner intoning "You will be subject to immediate de-resolution" and you'll know how a cluster of Leopard-using laptop owners (including yours truly) are feeling after getting bitten by a problem in the Leopard Graphics Update. You can see the rundown over at MacFixIt; the symptom is that after a restart or crash, the previously-happy external display is registered by the OS as a replica of the internal LCD, limited to the same 1400x900 resolution (in the case of the MacBook Pro 15" I'm using) as the built-in display. Custom calibrations and other display-specific tweaks are also nowhere to be found.

The usual first steps to troubleshooting display issues -- unplug/replug, "Detect Displays," sleep and wake the laptop -- were fruitless. For me, even the heroic measures of a PRAM reset and deleting the com.apple.displays plist from the ByHost preferences folder didn't make a dent. Switching from a DVI to VGA cable left me with only a secondary screen on the laptop, sans menu bar, and the usual Cmd-F2 to trigger a display detect did nothing at all. How aggravating!

Still, one of the reasons I heart MacFixIt is because there's usually an offbeat (not to say wacky) workaround in the mix when a problem comes on the radar. In this case, the suggestion that made me go "Wha? Nah!" was to power on the laptop, immediately close the lid (with external display still attached) and wait for the machine to boot completely. I tried it; lo and behold, the external display is now recognized correctly, and when the machine is slept and awakened or "Detect Displays" is triggered, everything behaves as expected.

Sometimes, when the weirdest possible fix is the one that works, you just have to put the laptop down and slowly back away.

Filed under: iLife, iPod Family, iTunes, Troubleshooting, iPhone

Confirmed: iTunes 7.6 needed for some successful 1.1.3 upgrades

A heads-up for those who are struggling to get iPhones updated: If you've tried upgrading your iPhone or iPod touch to 1.1.3 and are getting mysterious errors that keep you from finishing the upgrade or restore process, make sure you're already running iTunes 7.6. I'm hearing reports from various parties that pre-7.6 iTunes installations will may fail to properly upgrade iPhones and touches. After installing the newer software, the upgrades begin to work properly.

iTunes 7.6 is available in Software Update or directly from Apple.

Update: It looks like there are 1.1.3 successes on both Mac and Windows without 7.6. If you do get the update error, go ahead and upgrade but as reader responses are showing, you may not need to upgrade beforehand.

Update 2: The specific errors you may encounter are 1603 and 1604. If you get these errors, update to 7.6, and if possible reboot both iPhone and your computer.

Filed under: Peripherals, Tips and tricks, Troubleshooting

Help with USB problems

I have found that strange USB problems creep up occasionally, often with no obvious cause (see, for instance, this week's Ask TUAW comments). I myself have a USB hard drive that sometimes just randomly disappears from my desktop and I have heard quite a few other folks report similar problems. Well MacFixIt has a nice tutorial up that offers some good suggestions from the obvious (unplug and replug) to the not so obvious (replace the relevant kernel extensions). So if you've ever had USB problems, this would be a good one to file away for future reference.

[via MacVolPlace]

Filed under: Hardware, iTS, OS, Software, Troubleshooting, iPhone

iPhone Troubleshooting: How to Restart, quit frozen apps and Reset iPhone

I'm starting to think there is some sort of bad luck attached to my iTunes Store account, as tonight I experienced the third iTunes Store song that completely locked up an iPod - only this time it was my iPhone. While listening to 'Again with the Subtleties' from the Yppah album You Are Beautiful At All Times (US iTunes link) in my iPhone's iPod app, the phone completely locked up at the end of the track with an almost-faded out display. What was worse, the iPhone became completely unresponsive - the display wouldn't accept any of my taps, and even the external buttons were ignored. Momentarily wishing I could simply yank the battery to cut the power and reset the phone, I realized Apple must have some sort of a contingency in place for lock-ups like these.

Fortunately, I was right: The iPhone troubleshooting section of Apple's main iPhone support site contains a walkthrough for situations like this, complete with instructions on how to restart the phone, force quit a frozen app or reset the phone in cases like mine where it has completely locked up. Here are these steps in a nutshell:
  • Restart your iPhone: Most people probably already know how to do this, but just in case, you can simply hold the sleep/wake button on the top for a few seconds to bring up a red slider at the top of the display which allows you to power off the phone.
  • Quit a frozen iPhone app: I know it's a crazy thought, but it is entirely possible that Apple's wondrous iPhone apps can lock up from time to time. In this case, simply hold the Home button when in the app for about 6 seconds to kill the app. You should be able to jump back into the app without restarting the phone itself.
  • Reset your iPhone: Note that this is not Restoring your iPhone; that's the button in iTunes that wipes the iPhone and all your information on it. Resetting an iPhone is nothing more than a hard reset or a forced reboot - you're simply cutting the power and making it reboot. To do this, hold the sleep/wake button and Home buttons simultaneously for a few seconds; the display will quickly wipe itself and you should see the black background and white Apple logo, signifying a reset well done.
Fortunately, that reset fixed my problem and I'm jamming again with my iPhone as I write this. Still, you can be sure that I'll ping iTunes support to find out what's going on with these files, as this is the third one I've downloaded from the iTS that's caused an iPod to stop dead in its tracks. Anyone else experience something like this? You know where to sound off.

Filed under: Troubleshooting, iPhone

Does your iPhone have dead or stuck pixels?

Dr. Macenstein suggests that now is the time to act. He writes (and he is a he, right--it's not a Frau Doctor Macenstein?) that Apple Store Genius say there's currently no official stuck pixel policy for iPhones (while there are official policies in place for monitors and laptops). If your iPhone suffers from a bad pixel or two, you'll want to bring yours in and get a replacement asap, i.e. before an official policy rears its ugly head. The article tells you how to check your iPhone for pixel problems by adjusting your iPhone display brightness.

Tip of the Day

To get an instant map to any address, just go to your Address Book and right click on the address field of any one of your contacts and select "Map Of." The address will then be revealed in Google Maps on Safari. You can do the same if a data detector determines there is an address in an e-mail in Mail.


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