Thanks for your kind help.
# apt-get update > aptgetupdate

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Ign http://mg.pov.lt mistral Release.gpg
Ign http://openbossa.indt.org.br all Release.gpg
Hit http://mg.pov.lt mistral Release
Hit http://mg.pov.lt mistral/user Packages
Ign http://aeracode.org ./ Release.gpg
Ign http://repository.maemo.org gregale Release.gpg
Hit http://mg.pov.lt mistral/other Packages
Ign http://openbossa.indt.org.br all Release
Ign http://repository.maemo.org gregale Release.gpg
Ign http://repository.maemo.org mistral Release.gpg
Hit http://openbossa.indt.org.br all/user Packages
Ign http://aeracode.org ./ Release
Hit http://repository.maemo.org gregale Release
Hit http://aeracode.org ./ Packages
Hit http://repository.maemo.org gregale Release
Hit http://repository.maemo.org mistral Release
Hit http://repository.maemo.org gregale/free Packages
Hit http://repository.maemo.org gregale/non-free Packages
Hit http://repository.maemo.org gregale/free Packages
Get:1 http://catalogue.tableteer.nokia.com mistral Release.gpg [189B]
Get:2 http://catalogue.tableteer.nokia.com mistral Release.gpg [189B]
Hit http://catalogue.tableteer.nokia.com mistral Release
Hit http://catalogue.tableteer.nokia.com mistral Release
Hit http://repository.maemo.org gregale/non-free Packages
Hit http://repository.maemo.org mistral/free Packages
Hit http://catalogue.tableteer.nokia.com mistral/user Packages
Hit http://catalogue.tableteer.nokia.com mistral/user Packages
Hit http://repository.maemo.org mistral/non-free Packages
Fetched 2B in 7s (0B/s)
Reading package lists...
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and still
E: Encountered a section with no Package: header
E: Problem with MergeList /var/lib/dpgk/status
E: The package lists or status file could not be parsed or opened.
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on apt-get clean
cache is clean
but
Application manager
Main > Show installed application
(no applications installed)

Operation failed OK

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Thanks.
Darius