However I have done this to several different macs without issues, so I suspect that the logic board replacement was the cause. I have added more RAM myself (Approved Kingston RAM, but not from Apple), and I've recently replaced the HDD with an SSD. They changed the logic board under warranty and it's been fine since. After 4 months the keyboard became buggy and would randomly lock the RETURN key in repeat. I can say that even though Apple won't admit or explain why this happens, I know every change made to this machine. Didn't realise this until it refused to log in to iCloud, AppStore etc. My girlfriend's 2009 white MacBook lost it's serial number after upgrading to OS X El Capitan. If it is possible, this capability is likely to only be available to Apple engineers or support staff. I am not aware of any further documentation about restoring the serial number. Once the serial number has been lost there is no means to restore it to the machine.Īpple does not guarantee that all future systems will have a software-readable serial number.īoth of these cases illustrate why asset tracking software should always provide a way for a serial number to be entered manually. Apple does not document the specific details of how a machine can lose its serial number. Repairing a system by swapping hardware components is one reason this can happen. It is possible for a system to lose its serial number so that it will no longer appear either in System Profiler or the I/O Registry. Other reasons appear to be possible but Apple does not enumerate every cause: Caveats for using the serial number The technical note suggests the serial number can vanish if hardware components are changed. Technical Note 1103 warns developers not to rely on a serial number being available to uniquely identify a Mac. So the high number of serial killers may just reflect better detection, not necessarily more killers.A lack of a visible serial number should not affect your Mac.Īpple does not guarantee a serial number will be set. murder rate is around the middle compared to other countries, not disproportionately high. Aamodt, co-author of the Radford University report, told A&E’s True Crime Blog. has more open records than other countries, making it easier to identify serial killers, forensic psychology professor Michael G. ( Here’s a list of the most memorable TV serial killers.)īut a simpler explanation may be that the U.S. There are also many long-haul truckers in the U.S., and the FBI has linked over 500 unidentified murder victims to truckers. Some cite the transitory nature of American life leading to a “society of strangers,” making people prey on those they don’t know. Lurid literature about torture and depravity after WWII also contributed. The Great Depression’s economic impact and undiagnosed mental illness in WWII veterans were factors in the post-war rise. Other countries saw a similar rise beginning in the 1950s. Reports of serial killers in America spiked starting in the 1950s, peaking in the 1980s. has over twice as many serial killers as the next 25 countries combined. In the case of a tie, the country with the smaller total population, and thus the higher per capita rate, ranks higher. The countries on the list have had at least 10 known serial killers. To identify which countries have had the most, 24/7 Tempo reviewed the Annual Report on Serial Killer Statistics: 2020 from Radford University and Florida Gulf Coast University. A serial killer is someone who has murdered two or more people, usually for psychological reasons, with a significant gap between the killings.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |