Performed Live Upgrade of Solaris 10U6, SFRAC 5.0MP3 using Solaris Live Upgrade.
Mounted the ABE ( Alternate Boot Environment ) to /mnt.

# mount -F ufs /dev/dsk/c1t1d0s0 /mnt

Tried installing SFRAC 5.0MP3 RP1 patches on ABE, patch 139741-01 fails to install.

## patchadd -R /mnt 139741-01
Validating patches...



Loading patches installed on the system...



Done!



Loading patches requested to install.



Done!



Checking patches that you specified for installation.



Done!





Approved patches will be installed in this order:

139741-01


Checking installed patches...

Executing prepatch script...

Verifying sufficient filesystem capacity (dry run method)...


Patch 139741-01 failed to install due to a failure produced by pkgadd.



See /mnt/abe/var/sadm/patch/139741-01/log for details



Patchadd is terminating.

Found out that the permissions for /mnt were set to 700.
Changed permissions to 755 and patch install worked fine.