Q: I fell into the Yosemite Trap.

Yosemite. I'm posting the full thing.

Last login: Wed Sep 28 18:49:29 on ttys001

Majas-MBP:~ Buckets$ sudo gdisk /dev/rdisk0

Password:

GPT fdisk (gdisk) version 1.0.1

Warning: Devices opened with shared lock will not have their

partition table automatically reloaded!

NOTE: Write test failed with error number 1. It will be impossible to save

changes to this disk's partition table!

You may need to deactivate System Integrity Protection to use this program. See

https://www.quora.com/How-do-I-turn-off-the-rootless-in-OS-X-El-Capitan-10-11

for more information.

Partition table scan:

  MBR: hybrid

  BSD: not present

  APM: not present

  GPT: present

Found valid GPT with hybrid MBR; using GPT.

Command (? for help): p

Disk /dev/rdisk0: 977105060 sectors, 465.9 GiB

Logical sector size: 512 bytes

Disk identifier (GUID): 00004400-3D96-0000-9F1E-0000D8270000

Partition table holds up to 128 entries

First usable sector is 34, last usable sector is 977105026

Partitions will be aligned on 8-sector boundaries

Total free space is 280114929 sectors (133.6 GiB)

Number  Start (sector)    End (sector)  Size       Code  Name

   1              40          409639   200.0 MiB   EF00  EFI system partition

   2          409640       244550263   116.4 GiB   AF00  Customer

   3       244550264       245819799   619.9 MiB   AB00  Recovery HD

   4       525934592       977104895   215.1 GiB   0700  BOOTCAMP

Command (? for help): d

Partition number (1-4): 4

Command (? for help): n

Partition number (4-128, default 4): 4

First sector (34-977105026, default = 245819800) or {+-}size{KMGTP}: 245821440

Last sector (245821440-977105026, default = 977105026) or {+-}size{KMGTP}: +731283456

Current type is 'Apple HFS/HFS+'

Hex code or GUID (L to show codes, Enter = AF00): 0700

Changed type of partition to 'Microsoft basic data'

Command (? for help): p

Disk /dev/rdisk0: 977105060 sectors, 465.9 GiB

Logical sector size: 512 bytes

Disk identifier (GUID): 00004400-3D96-0000-9F1E-0000D8270000

Partition table holds up to 128 entries

First usable sector is 34, last usable sector is 977105026

Partitions will be aligned on 8-sector boundaries

Total free space is 1777 sectors (888.5 KiB)

Number  Start (sector)    End (sector)  Size       Code  Name

   1              40          409639   200.0 MiB   EF00  EFI system partition

   2          409640       244550263   116.4 GiB   AF00  Customer

   3       244550264       245819799   619.9 MiB   AB00  Recovery HD

   4       245821440       977104895   348.7 GiB   0700  Microsoft basic data

Command (? for help): w

Final checks complete. About to write GPT data. THIS WILL OVERWRITE EXISTING

PARTITIONS!!

Do you want to proceed? (Y/N): y

OK; writing new GUID partition table (GPT) to /dev/rdisk0.

Warning: Devices opened with shared lock will not have their

partition table automatically reloaded!

Unable to open device '/dev/rdisk0' for writing! Errno is 1! Aborting write!

Command (? for help): p

Disk /dev/rdisk0: 977105060 sectors, 465.9 GiB

Logical sector size: 512 bytes

Disk identifier (GUID): 00004400-3D96-0000-9F1E-0000D8270000

Partition table holds up to 128 entries

First usable sector is 34, last usable sector is 977105026

Partitions will be aligned on 8-sector boundaries

Total free space is 1777 sectors (888.5 KiB)

Number  Start (sector)    End (sector)  Size       Code  Name

   1              40          409639   200.0 MiB   EF00  EFI system partition

   2          409640       244550263   116.4 GiB   AF00  Customer

   3       244550264       245819799   619.9 MiB   AB00  Recovery HD

   4       245821440       977104895   348.7 GiB   0700  Microsoft basic data

Command (? for help): r

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0xAF

   3             244550264    245819799   primary     0xAB

Recovery/transformation command (? for help): h

WARNING! Hybrid MBRs are flaky and dangerous! If you decide not to use one,

just hit the Enter key at the below prompt and your MBR partition table will

be untouched.

Type from one to three GPT partition numbers, separated by spaces, to be

added to the hybrid MBR, in sequence: 2 3 4

Place EFI GPT (0xEE) partition first in MBR (good for GRUB)? (Y/N): y

Creating entry for GPT partition #2 (MBR partition #2)

Enter an MBR hex code (default AF): n

Set the bootable flag? (Y/N): n  

Creating entry for GPT partition #3 (MBR partition #3)

Enter an MBR hex code (default AB): y

Set the bootable flag? (Y/N): o

Your option? (Y/N): n

Creating entry for GPT partition #4 (MBR partition #4)

Enter an MBR hex code (default 07): p

Set the bootable flag? (Y/N): n

Recovery/transformation command (? for help): n

b use backup GPT header (rebuilding main)

c load backup partition table from disk (rebuilding main)

d use main GPT header (rebuilding backup)

e load main partition table from disk (rebuilding backup)

f load MBR and build fresh GPT from it

g convert GPT into MBR and exit

h make hybrid MBR

i show detailed information on a partition

l load partition data from a backup file

m return to main menu

o print protective MBR data

p print the partition table

q quit without saving changes

t transform BSD disklabel partition

v verify disk

w write table to disk and exit

x extra functionality (experts only)

? print this menu

Recovery/transformation command (? for help): ?

b use backup GPT header (rebuilding main)

c load backup partition table from disk (rebuilding main)

d use main GPT header (rebuilding backup)

e load main partition table from disk (rebuilding backup)

f load MBR and build fresh GPT from it

g convert GPT into MBR and exit

h make hybrid MBR

i show detailed information on a partition

l load partition data from a backup file

m return to main menu

o print protective MBR data

p print the partition table

q quit without saving changes

t transform BSD disklabel partition

v verify disk

w write table to disk and exit

x extra functionality (experts only)

? print this menu

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0x01

   3             244550264    245819799   primary     0x01

   4             245821440    977104895   primary     0x01

Recovery/transformation command (? for help): h

WARNING! Hybrid MBRs are flaky and dangerous! If you decide not to use one,

just hit the Enter key at the below prompt and your MBR partition table will

be untouched.

Type from one to three GPT partition numbers, separated by spaces, to be

added to the hybrid MBR, in sequence: 2 3 4    

Place EFI GPT (0xEE) partition first in MBR (good for GRUB)? (Y/N): y

Creating entry for GPT partition #2 (MBR partition #2)

Enter an MBR hex code (default AF): n

Set the bootable flag? (Y/N): n

Creating entry for GPT partition #3 (MBR partition #3)

Enter an MBR hex code (default AB): n

Set the bootable flag? (Y/N): n

Creating entry for GPT partition #4 (MBR partition #4)

Enter an MBR hex code (default 07): y

Set the bootable flag? (Y/N): y

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0x01

   3             244550264    245819799   primary     0x01

   4      *      245821440    977104895   primary     0x01

Recovery/transformation command (? for help): w

Final checks complete. About to write GPT data. THIS WILL OVERWRITE EXISTING

PARTITIONS!!

Do you want to proceed? (Y/N): n

Aborting write of new partition table.

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0x01

   3             244550264    245819799   primary     0x01

   4      *      245821440    977104895   primary     0x01

Recovery/transformation command (? for help): h

WARNING! Hybrid MBRs are flaky and dangerous! If you decide not to use one,

just hit the Enter key at the below prompt and your MBR partition table will

be untouched.

Type from one to three GPT partition numbers, separated by spaces, to be

added to the hybrid MBR, in sequence: 2 3 4

Place EFI GPT (0xEE) partition first in MBR (good for GRUB)? (Y/N): y

Creating entry for GPT partition #2 (MBR partition #2)

Enter an MBR hex code (default AF): af

Set the bootable flag? (Y/N): n

Creating entry for GPT partition #3 (MBR partition #3)

Enter an MBR hex code (default AB): af

Set the bootable flag? (Y/N): n  

Creating entry for GPT partition #4 (MBR partition #4)

Enter an MBR hex code (default 07): n

Set the bootable flag? (Y/N): n

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0xAF

   3             244550264    245819799   primary     0xAF

   4             245821440    977104895   primary     0x01

Recovery/transformation command (? for help): h

WARNING! Hybrid MBRs are flaky and dangerous! If you decide not to use one,

just hit the Enter key at the below prompt and your MBR partition table will

be untouched.

Type from one to three GPT partition numbers, separated by spaces, to be

added to the hybrid MBR, in sequence: 2 3 4

Place EFI GPT (0xEE) partition first in MBR (good for GRUB)? (Y/N): y

Creating entry for GPT partition #2 (MBR partition #2)

Enter an MBR hex code (default AF): af

Set the bootable flag? (Y/N): n

Creating entry for GPT partition #3 (MBR partition #3)

Enter an MBR hex code (default AB): ab

Set the bootable flag? (Y/N): n

Creating entry for GPT partition #4 (MBR partition #4)

Enter an MBR hex code (default 07): 07

Set the bootable flag? (Y/N): y

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0xAF

   3             244550264    245819799   primary     0xAB

   4      *      245821440    977104895   primary     0x07

Recovery/transformation command (? for help): w

Final checks complete. About to write GPT data. THIS WILL OVERWRITE EXISTING

PARTITIONS!!

Do you want to proceed? (Y/N): y

OK; writing new GUID partition table (GPT) to /dev/rdisk0.

Warning: Devices opened with shared lock will not have their

partition table automatically reloaded!

Unable to open device '/dev/rdisk0' for writing! Errno is 1! Aborting write!

Recovery/transformation command (? for help): /

b use backup GPT header (rebuilding main)

c load backup partition table from disk (rebuilding main)

d use main GPT header (rebuilding backup)

e load main partition table from disk (rebuilding backup)

f load MBR and build fresh GPT from it

g convert GPT into MBR and exit

h make hybrid MBR

i show detailed information on a partition

l load partition data from a backup file

m return to main menu

o print protective MBR data

p print the partition table

q quit without saving changes

t transform BSD disklabel partition

v verify disk

w write table to disk and exit

x extra functionality (experts only)

? print this menu

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0xAF

   3             244550264    245819799   primary     0xAB

   4      *      245821440    977104895   primary     0x07

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0xAF

   3             244550264    245819799   primary     0xAB

   4      *      245821440    977104895   primary     0x07

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0xAF

   3             244550264    245819799   primary     0xAB

   4      *      245821440    977104895   primary     0x07

Recovery/transformation command (? for help): h

WARNING! Hybrid MBRs are flaky and dangerous! If you decide not to use one,

just hit the Enter key at the below prompt and your MBR partition table will

be untouched.

Type from one to three GPT partition numbers, separated by spaces, to be

added to the hybrid MBR, in sequence: 2 3 4

Place EFI GPT (0xEE) partition first in MBR (good for GRUB)? (Y/N): y

Creating entry for GPT partition #2 (MBR partition #2)

Enter an MBR hex code (default AF):

Set the bootable flag? (Y/N): n

Creating entry for GPT partition #3 (MBR partition #3)

Enter an MBR hex code (default AB):

Set the bootable flag? (Y/N): n

Creating entry for GPT partition #4 (MBR partition #4)

Enter an MBR hex code (default 07):

Set the bootable flag? (Y/N): y

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0xAF

   3             244550264    245819799   primary     0xAB

   4      *      245821440    977104895   primary     0x07

Recovery/transformation command (? for help): w

Final checks complete. About to write GPT data. THIS WILL OVERWRITE EXISTING

PARTITIONS!!

Do you want to proceed? (Y/N): y

OK; writing new GUID partition table (GPT) to /dev/rdisk0.

Warning: Devices opened with shared lock will not have their

partition table automatically reloaded!

Unable to open device '/dev/rdisk0' for writing! Errno is 1! Aborting write!

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0xAF

   3             244550264    245819799   primary     0xAB

   4      *      245821440    977104895   primary     0x07

Recovery/transformation command (? for help): ?

b use backup GPT header (rebuilding main)

c load backup partition table from disk (rebuilding main)

d use main GPT header (rebuilding backup)

e load main partition table from disk (rebuilding backup)

f load MBR and build fresh GPT from it

g convert GPT into MBR and exit

h make hybrid MBR

i show detailed information on a partition

l load partition data from a backup file

m return to main menu

o print protective MBR data

p print the partition table

q quit without saving changes

t transform BSD disklabel partition

v verify disk

w write table to disk and exit

x extra functionality (experts only)

? print this menu

Recovery/transformation command (? for help): o

Disk size is 977105060 sectors (465.9 GiB)

MBR disk identifier: 0x2097BA46

MBR partitions:

Number  Boot  Start Sector   End Sector   Status      Code

   1                     1       409639   primary     0xEE

   2                409640    244550263   primary     0xAF

   3             244550264    245819799   primary     0xAB

   4      *      245821440    977104895   primary     0x07

Recovery/transformation command (? for help): ^C

Majas-MBP:~ Buckets$

IF I COULD KISS YOU I WOULD! ALL FIXED NOW! You have no idea how much I appreciate your time for this! Thank you, Thank you, THANK YOU!