Nikon COOLPIX P520 Reference Manual page 212

Error Messages
Display
No A-GPS file found
on card
Update failed
Cannot save to card
E88
An A-GPS file that can be updated is not found on the memory
card.
Check the following items.
• Whether the memory card is inserted
• Whether the A-GPS file is stored on the memory card
• Whether the A-GPS file saved on the memory card is more
recent than the A-GPS file saved in the camera
• Whether the A-GPS file is still valid
Unable to update A-GPS file.
The A-GPS file may be corrupted. Download the file from the
website once more.
A memory card is not inserted.
Insert a memory card.
100 log data events have already been saved or 36 log data
events have been saved for one day.
Delete log data that is no longer required from a memory card
or replace the memory card with a new one.
Cause/Solution
A
–
E59
20
E63