sis caterpillar 2010a error Could Not AUTHENTICATE the SIS license

[lecheasesina]

Hi friends, this is an error after install sis 2010a "Could Not AUTHENTICATE the SIS license. Please contact the sis administrator at your dealership" ????:hmmmm2::hmmmm2::hmmmm2::hmmmm2:

[chatos]

you need to sis2010a key number or keygen

[lecheasesina]

Hi Chatos, but the message appears when I open the SIS, some another idea?? Thanks

[mismo888]

you might upgraded your working 2009 version with 2010.