these are the latest lines:

RXN_MSL_GetAssistance: Acquired EE for PRN: 30 with URE: 7
2012/03/11 10:54:50.000 S:T Z08 RXN_MSL_GetAssistance: EE for PRN: 31 put in prnArr[23]
2012/03/11 10:54:50.000 S:T Z08 RXN_MSL_GetAssistance: Acquired EE for PRN: 31 with URE: 7
2012/03/11 10:54:50.000 S:T Z08 RXN_MSL_GetAssistance: EE for PRN: 32 put in prnArr[24]
2012/03/11 10:54:50.000 S:T Z08 RXN_MSL_GetAssistance: Acquired EE for PRN: 32 with URE: 7
In march I flashed nuvi 34xx (GCD File) software version 6.20 from 4.80, may be it stopped working with the new firmware.
Predictive Ephemeris Age doesnt show in satellite page ,with colors in gps signal bar, since that update.