Meaning of boot messages?

[Robert McBroom]

While starting my system I get the following messages.  What is 
happening?  Up to date Fedora 19

[   11.835466] systemd[1]: Unit iscsid.service entered failed state.
[   14.019245] systemd-udevd[991]: failed to execute 
'/usr/lib/udev/socket:@/org/freedesktop/hal/udev_event' 
'socket:@/org/freedesktop/hal/udev_event': No such file or directory
[   14.020512] systemd-udevd[992]: failed to execute 
'/usr/lib/udev/socket:@/org/freedesktop/hal/udev_event' 
'socket:@/org/freedesktop/hal/udev_event': No such file or directory
[   14.021693] systemd-udevd[993]: failed to execute 
'/usr/lib/udev/socket:@/org/freedesktop/hal/udev_event' 
'socket:@/org/freedesktop/hal/udev_event': No such file or directory
[   14.022663] systemd-udevd[995]: failed to execute 
'/usr/lib/udev/socket:@/org/freedesktop/hal/udev_event' 
'socket:@/org/freedesktop/hal/udev_event': No such file or directory
[   14.023827] systemd-udevd[996]: failed to execute 
'/usr/lib/udev/socket:@/org/freedesktop/hal/udev_event' 
'socket:@/org/freedesktop/hal/udev_event': No such file or directory
[   14.024601] systemd-udevd[994]: failed to execute 
'/usr/lib/udev/socket:@/org/freedesktop/hal/udev_event' 
'socket:@/org/freedesktop/hal/udev_event': No such file or directory
[   14.024904] systemd-udevd[998]: failed to execute 
'/usr/lib/udev/socket:@/org/freedesktop/hal/udev_event' 
'socket:@/org/freedesktop/hal/udev_event': No such file or directory
[   14.025179] systemd-udevd[997]: failed to execute 
'/usr/lib/udev/socket:@/org/freedesktop/hal/udev_event' 
'socket:@/org/freedesktop/hal/udev_event': No such file or directory
[   14.028321] systemd-udevd[1000]: failed to execute 
'/usr/lib/udev/socket:@/org/freedesktop/hal/udev_event' 
'socket:@/org/freedesktop/hal/udev_event': No such file or directory
[   14.028338] systemd-udevd[999]: failed to execute 
'/usr/lib/udev/socket:@/org/freedesktop/hal/udev_event' 
'socket:@/org/freedesktop/hal/udev_event': No such file or directory

Robert McBroom