Upgrading to Yosemite so I can install the newest version of xCode.
Shortly after starting I get this error:
I've tried going into Disk Utility and repairing permissions, but even though it says it's repairing things, when I run it again the same errors show up.
Not sure what to do here.
Edit: Disk Manager
Edit 2: GPT and FDisk:
Edit 3: in response to n1000
Command (? for help): v Warning! Mismatched GPT and MBR partition! MBR partition 4, of type 0x07, has no corresponding GPT partition! You may continue, but this condition might cause data loss in the future! Identified 1 problems! Command (? for help): ? b back up GPT data to a file c change a partition's name d delete a partition i show detailed information on a partition l list known partition types n add a new partition o create a new empty GUID partition table (GPT) p print the partition table q quit without saving changes r recovery and transformation options (experts only) s sort partitions t change a partition's type code v verify disk w write table to disk and exit x extra functionality (experts only) ? print this menu Command (? for help): r 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