message log is very strange

when i open tor browser portable

i see this in message log

[Warning] Couldn't open ".\Data\Tor\cached-deors.new" (.\Data\Tor\cached-deors.new) for writing: Permission denied [Warning] Unable to store router deor [Warning] Couldn't open ".\Data\Tor\cached-deors.new" (.\Data\Tor\cached-deors.new) for writing: Permission denied [Warning] Unable to store router eor

why this is appear ???

Trac:
Username: jack tomas smith