yo guys, we finally found a way around this error:
problemE, [2012-09-13T19:57:38.493496 #880] ERROR -- : Exception thrown while processin
g us.invalid.stun.playstation.net Resolv:

NS::Resource::IN::A!
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : NoMethodError: undefined method
`aa' for #<Resolv:

NS::Name: us.invalid.stun.playstation.net.>
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/gems/1.9.1/gems/rubydns-0.4.1/lib/rubydns/extensions/r
esolv-1.9.rb:93:in `merge!'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/gems/1.9.1/gems/rubydns-0.4.1/lib/rubydns/transaction.
rb:82:in `block in passthrough!'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/gems/1.9.1/gems/rubydns-0.4.1/lib/rubydns/transaction.
rb:103:in `passthrough'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/gems/1.9.1/gems/rubydns-0.4.1/lib/rubydns/transaction.
rb:77:in `passthrough!'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/src/****Psn.rb:137:in `block (3 levels) in dnsConnThread'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/gems/1.9.1/gems/rubydns-0.4.1/lib/rubydns/server.rb:15
5:in `call'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/gems/1.9.1/gems/rubydns-0.4.1/lib/rubydns/server.rb:15
5:in `process'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/gems/1.9.1/gems/rubydns-0.4.1/lib/rubydns/transaction.
rb:66:in `process'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/gems/1.9.1/gems/rubydns-0.4.1/lib/rubydns/server.rb:17
7:in `block in process_query'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/1.9.1/resolv.rb:1267:in `block in each_question'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/1.9.1/resolv.rb:1266:in `each'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/1.9.1/resolv.rb:1266:in `each_question'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/gems/1.9.1/gems/rubydns-0.4.1/lib/rubydns/server.rb:17
3:in `process_query'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/lib/ruby/gems/1.9.1/gems/rubydns-0.4.1/lib/rubydns/handler.rb:4
0:in `process'
E, [2012-09-13T19:57:38.493496 #880] ERROR -- : C:/Users/ROYALB~1/AppData/Local/
Temp/ocr2CCA.tmp/src/****Psn.rb:140:in `block (2 levels) in dnsConnThread'
what we need to to is set the network Environment NP as it obviously go screwed up by former rebug sp-int times :-)
heres how it works (tested on kmeaw 3.55):
1. first you need to install the rebug qa toggle pkg:
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2. now run the qa toggle. The PS3 will beep 3 times and return to xmb
3. go to network settings and press the following button combo simultaniously on your controller:
L1 + L2 + L3 (press left stick) + R1 + R2 + dpad_down
4. three new menus will pop up and you go to debug settings
5. go to NP Environment and change it to NP ( for me it was set to invalid)
6. reboot you ps3 and you enjoy your well earned psn by to usual tutorials