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Windows- bootcamp won't start after installing OSX Yosemite

Hello


I installed Yosemite today and now bootcamp doesn't work.


At first I restarted, alt, nothing but mac. I got around this and now windows option does show but i get a black screen with "Missing Operating System"


Please help !

MacBook Pro (Retina, 15-inch, Late 2013)

Posted on Oct 17, 2014 12:19 PM

Reply
10 replies

Oct 18, 2014 8:09 AM in response to Loner T

/dev/disk0

#: TYPE NAME SIZE IDENTIFIER

0: GUID_partition_scheme *500.3 GB disk0

1: EFI EFI 209.7 MB disk0s1

2: Apple_CoreStorage 400.4 GB disk0s2

3: Apple_Boot Recovery HD 650.0 MB disk0s3

4: Microsoft Basic Data 65.0 GB disk0s4

/dev/disk1

#: TYPE NAME SIZE IDENTIFIER

0: Apple_HFS Macintosh HD *400.0 GB disk1

Logical Volume on disk0s2

Unlocked Encrypted

CoreStorage logical volume groups (1 found)

|

+-- Logical Volume Group *****************

=========================================================

Name: Macintosh HD

Status: Online

Size: 400394272768 B (400.4 GB)

Free Space: 6012928 B (6.0 MB)

|

+-< Physical Volume ***********

| ----------------------------------------------------

| Index: 0

| Disk: disk0s2

| Status: Online

| Size: 400394272768 B (400.4 GB)

|

+-> Logical Volume Family ************

----------------------------------------------------------

Encryption Status: Unlocked

Encryption Type: AES-XTS

Conversion Status: Complete

Conversion Direction: -none-

Has Encrypted Extents: Yes

Fully Secure: Yes

Passphrase Required: Yes

|

+-> Logical Volume **********-****-****

---------------------------------------------------

Disk: disk1

Status: Online

Size (Total): 400035938304 B (400.0 GB)

Conversion Progress: -none-

Revertible: Yes (unlock and decryption required)

LV Name: Macintosh HD

Volume Name: Macintosh HD

Content Hint: Apple_HFS

sudo

gpt show: /dev/disk0: mediasize=500277790720; sectorsize=512; blocks=977105060

gpt show: /dev/disk0: Suspicious MBR at sector 0

gpt show: /dev/disk0: Pri GPT at sector 1

gpt show: /dev/disk0: Sec GPT at sector 977105059

start size index contents

0 1 MBR

1 1 Pri GPT header

2 32 Pri GPT table

34 6

40 409600 1 GPT part - C12A7328-F81F-11D2-BA4B-00A0C93EC93B

409640 782020064 2 GPT part - 53746F72-6167-11AA-AA11-00306543ECAC

782429704 1269536 3 GPT part - 426F6F74-0000-11AA-AA11-00306543ECAC

783699240 66454232

850153472 126951424 4 GPT part - EBD0A0A2-B9E5-4433-87C0-68B6B72699C7

977104896 131

977105027 32 Sec GPT table

977105059 1 Sec GPT header

MBP:~ ***$ sudo fdisk /dev/disk0

Disk: /dev/disk0 geometry: 60821/255/63 [977105060 sectors]

Signature: 0xAA55

Starting Ending

#: id cyl hd sec - cyl hd sec [ start - size]

------------------------------------------------------------------------

1: EE 1023 254 63 - 1023 254 63 [ 1 - 409639] <Unknown ID>

2: AC 1023 254 63 - 1023 254 63 [ 409640 - 782020064] <Unknown ID>

3: AB 1023 254 63 - 1023 254 63 [ 782429704 - 1269536] Darwin Boot

*4: 07 1023 254 63 - 1023 254 63 [ 850153472 - 126951424] HPFS/QNX/AUX

Can you let me know if this was done correctly?

Windows- bootcamp won't start after installing OSX Yosemite

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