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CCS: CCS 7.2 Installer widget error

Tool/software: Code Composer Studio

Hello.
I have problem with installer. I cannot install CCS 7.2 because of "unknown widget" when editing proxy field.

I'm using Windows 7 x64 Enterprise SP1
Installer version: ccs_setup_7.2.0.00013

Error message:

unknown widget ".wizard.steps.fInstallDirPane.clientarea.proxyframe.port"
unknown widget ".wizard.steps.fInstallDirPane.clientarea.proxyframe.port"
    while executing
"Widget::cget $path $option"
    (procedure "Entry::cget" line 5)
    invoked from within
"Entry::cget .wizard.steps.fInstallDirPane.clientarea.proxyframe.port -state"
    ("eval" body line 1)
    invoked from within
"eval [linsert $larg 0 Entry::$cmd $path]"
    (procedure "Entry::_path_command" line 3)
    invoked from within
"Entry::_path_command .wizard.steps.fInstallDirPane.clientarea.proxyframe.port $cmd $args"
    (procedure ".wizard.steps.fInstallDirPane.clientarea.proxyframe.port" line 1)
    invoked from within
"$w cget -state"
    (procedure "tk::EntryButton1" line 9)
    invoked from within
"tk::EntryButton1 .wizard.steps.fInstallDirPane.clientarea.proxyframe.port 286"
    (command bound to event)