Give it a restart and see how goes with iMovie again. May be fine after that.
Or an SMC can still help as well. (perhaps was just "overheating/overworking" 
slightly.)

Kind regards
Daniel
---
Daniel Kerr
MacWizardry

Phone: 0414 795 960
Email: <daniel AT macwizardry.com.au>
Web:   <http://www.macwizardry.com.au>


**For everything Apple**

On 10/12/2012, at 11:38 PM, Michael Hawkins <[email protected]> 
wrote:

> Thanks Daniel.
> 
> Option click shows condition normal. Fan was running when battery was not 
> charging. Fan is not running now but iMovie reports "unable to prepare 
> project for publishing because a error occurred (-49). Battery is now 
> charging.
> 
> On 10/12/2012, at 11:19 PM, Daniel Kerr <[email protected]> wrote:
> 
>> Hi Michael
>> 
>> iMovie shouldn't have an effect on the battery.
>> If you Option click on the battery icon in the menu bar, what extra info 
>> does it say there. (It should say something like "Condition:Normal".). If it 
>> says "Condition: Service Battery", then it can mean there is a problem with 
>> a battery.
>> Also, try an SMC reset, as that can sometimes correct a battery issue as 
>> well. (dependant on what it says above of course).
>> To do an SMC reset you need to do the following:-
>> 
>> /quote
>> Resetting the SMC on portables with a battery you should not remove on your 
>> own
>> 
>> Note: Portable computers that have a battery you should not remove on your 
>> own include MacBook Pro (Early 2009) and later, all models of MacBook Air, 
>> and MacBook (Late 2009).
>>   • Shut down the computer.
>>   • Plug in the MagSafe power adapter to a power source, connecting it to 
>> the Mac if its not already connected.
>>   • On the built-in keyboard, press the (left side) Shift-Control-Option 
>> keys and the power button at the same time.
>>   • Release all the keys and the power button at the same time.
>>   • Press the power button to turn on the computer.  
>> Note: The LED on the MagSafe power adapter may change states or temporarily 
>> turn off when you reset the SMC.
>> /end quote
>> (Taken from - http://support.apple.com/kb/HT3964).
>> 
>> See how that goes and let us know. (Oh, it can also be a faulty charger 
>> sometimes as well. Shows it thinks it's doing something, but it's not,…).
>> 
>> Kind regards
>> Daniel
>> ---
>> Daniel Kerr
>> MacWizardry
>> 
>> Phone: 0414 795 960
>> Email: <daniel AT macwizardry.com.au>
>> Web:   <http://www.macwizardry.com.au>
>> 
>> 
>> **For everything Apple**
>> 
>> On 10/12/2012, at 11:13 PM, Michael Hawkins 
>> <[email protected]> wrote:
>> 
>>> I have a year old MacBook Pro 17" 2.4GHz Intel Core i7.  OS 10.7.5.
>>> 
>>> Although the power cord is plugged in and the light is green in the 
>>> connector, the words "(Not Charging)" appear in the menu bar and the 
>>> current battery charge is static at 40%.
>>> 
>>> The computer is currently preparing a project in iMovie - could it be that 
>>> the power being used for that matches the power being put in from the mains 
>>> power?
>>> 
>>> Regards,
>>> 
>>> Michael Hawkins.
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