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Question: What should I do if my Garmin nuvi or zumo displays the message "No Detailed Maps Found That Support Routing" or "No Map Data Available?"
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Answer:
The "No Detailed Maps Found That Support Routing" or "No Map Data Available" message may appear on your device for the following reasons:
The GPS device is missing it's unlock code
The maps on the GPS device have been disabled
To determine the cause of the message, touch the screen until the message "No Detailed Maps Found That Support Routing" disappears.
If you see a "Can't Unlock Maps" message following this error, remove any microSD / SD cards in the device and follow the instructions below for Retrieving your unlock codes followed by the instructions for Creating an unlock file
If you do not get the Can't Unlock Maps message then skip to the instructions for Enabling maps on the GPS device
It means that your unlock file for you map has either been corrupted or deleted. The file needs to be restored. Please see this link for more information:
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The "No Detailed Maps Found That Support
Routing" message may appear for the following reasons: The GPS device is
missing it's unlock code The maps on the GPS
device have been disabled To determine the cause of the message, touch the
screen until the message "No Detailed Maps Found That Support
Routing" disappears.
If you see a "Can't
Unlock Maps" message following this error, remove any microSD / SD
cards in the device and follow the instructions below for Retrieving your
unlock codes followed by the instructions for Creating an unlock file
If you do not get the
Can't Unlock Maps message then skip to the instructions for Enabling maps
on the GPS device
×