nooB-help!

[ge5@…]

hi- i am new to using the terminal + commands--installed macports in the winter. today needed to uninstall/reinstall library and drivers for kinect/unity 3d got these errors:

Warning: port definitions are more than two weeks old, consider using selfupdate
couldn't open "/opt/local/var/macports/registry/.registry.lock": permission denied
    while executing
"::open $lockpath w"
    (procedure "registry::exclusive_lock" line 15)
    invoked from within
"registry::exclusive_lock"
    (procedure "lock_reg_if_needed" line 10)
    invoked from within
"lock_reg_if_needed $action"
    (procedure "process_cmd" line 27)
    invoked from within
"process_cmd $remaining_args"
    invoked from within
"if { [llength $remaining_args] > 0 } {

    # If there are remaining arguments, process those as a command
    set exit_status [process_cmd $remaining..."
    (file "/opt/local/bin/port" line 4713)

don't have a clue what to do next, please help. thank you,G.E.

[ryandesign@…]

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