fredderf wrote:Try resetting the device...either by using the reset pin hole on the bottom of the unit, or by holding the power button down for 30 seconds

Thanks,let me try this and I will get back to you

pappo wrote:Already did all the steps with fast activate and .bif file, .dct file is present but still same error, please help

OK, open your current ttgo.bif file with Notepad. Scroll about 2/3 of the way down.
What is in these 2 lines?
CurrentMap=XXXXXXXXXXX
CurrentMapVersion=XXXXXXXXX

tendriver wrote:

pappo wrote:Already did all the steps with fast activate and .bif file, .dct file is present but still same error, please help

OK, open your current ttgo.bif file with Notepad. Scroll about 2/3 of the way down.
What is in these 2 lines?
CurrentMap=XXXXXXXXXXX
CurrentMapVersion=XXXXXXXXX

sorry for late reply, this is what is written there
CurrentMap=North_America
CurrentMapVersion=870.3406

this is the error i got when i run FA