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Help with corrupt fit file

Former Member
Former Member
Might as well start a thread for this like they have over in the 500 forum.

I've only had my 520 for a week, and I really like it. The only issues I've had so far are that sometimes the bluetooth requires me to restart on the device to work properly, and then tonights FIT file is really corrupt so I can't load it over to strava.

The online FIT tool doesn't fix it, and then I opened it in golden cheetah. It seems the timestamps are all whacky, where it should be increasing every second, but it looks like the stamps are becoming integer overflows. The data is there, I just don't know of a way to edit all of the timestamps by just setting them as monotonically increasing seconds after they start getting corrupt in the file.

Any ideas?

  • Former Member
    0 Former Member over 8 years ago
    Edge 520 - corrupted GPS track?

    Hi folks. I'm having issues with my Edge 520 and the recorded GPS info (or so it appears). The issue seems to have started about a week ago ... possibly after a firmware update? The recorded GPS track looks fine in Garmin Connect, and the TCX file exported from GC imports into Strava (and Runkeeper) just fine, including an accurate GPS track. However, the FIT file exported from GC produces only a straight line (in the middle of an ocean) in Strava, and no track at all in RubiTrack. I'd be very grateful if someone could peek into the attached FIT file and tell me if there is a corruption issue, and where it is. My last resort will be to reset my 520. Alex
  • Former Member
    0 Former Member over 8 years ago
    Hello Alex,

    Yes the coordinates in that FIT file make a straight line out in the ocean.
    There is nothing that can be fixed.
  • Former Member
    0 Former Member over 8 years ago
    .Fit problems

    Dear mates, I have a problem with some .FIT activities. since 7.10 update I cannot syncro with Connect some activities (not all) but I would like in special one that is important for me.
    In fact, I cannot upload it to this topic..
    Could somebody help me?
    thank you in advance,
  • Former Member
    0 Former Member over 8 years ago
    Get a free DropBox account and you can attach links to anything you put in the box.
    Very useful tool.
  • Former Member
    0 Former Member over 8 years ago
    Hi Don. Thanks for having a look at my fit file. I've done a factory reset and reloaded the latest firmware on my 520, and noticed that the problematic fit files were deleted in process, but the 'good' fit files were retained. I suspect the device's file system was corrupted during a firmware update about a week ago and all subsequent fit files were also corrupted. Hopefully the problem is now fixed. Thanks again for your help. Alex

    Hello Alex,

    Yes the coordinates in that FIT file make a straight line out in the ocean.
    There is nothing that can be fixed.
  • Former Member
    0 Former Member over 8 years ago
    Dear mates, I have a problem with some .FIT activities. since 7.10 update I cannot syncro with Connect some activities (not all) but I would like in special one that is important for me.
    In fact, I cannot upload it to this topic..
    Could somebody help me?
    thank you in advance,

    https://www.dropbox.com/s/peq0tg9gf7o2jn3/2016-09-06-18-10-17.fit?dl=0

    It´s OK? you can see it?
    TY
  • Former Member
    0 Former Member over 8 years ago
    Her you go Marcos. Fixed with the FitFileRepairTool

    https://www.dropbox.com/s/id8am88ec45k518/68E80605-fixed.fit?dl=0
  • Former Member
    0 Former Member over 8 years ago
    https://www.dropbox.com/s/peq0tg9gf7o2jn3/2016-09-06-18-10-17.fit?dl=0

    It´s OK? you can see it?
    TY


    Hello TY,

    The data starts abruptly with you moving at 27km/h and then 44kms later the data stops abruptly with you still moving at 19km/h.
    There could be data missing from both ends??
    I repaired what was there with the Fit File Repair Tool.

    https://www.dropbox.com/s/s6jlpw4fscfp65h/2016-09-06-18-10-17-fixed.fit?dl=0
  • Former Member
    0 Former Member over 8 years ago
    Hello TY,

    The data starts abruptly with you moving at 27km/h and then 44kms later the data stops abruptly with you still moving at 19km/h.
    There could be data missing from both ends??
    I repaired what was there with the Fit File Repair Tool.

    https://www.dropbox.com/s/s6jlpw4fscfp65h/2016-09-06-18-10-17-fixed.fit?dl=0


    Thank you,
    I don´t what happen with these "start" and "end", since last update (7.10) I had same problem with other two activities. No, your file repaired is full ok, doesn´t has data missing..
    could you pleae repair this one? is the only one that I have (at the moment) corrupted:
    https://www.dropbox.com/s/cm6zgd28ajpmia0/2016-09-01-18-07-11.fit?dl=0

    Somebody knows the problem? Garmin need to put some information on it.
  • Former Member
    0 Former Member over 8 years ago
    Hello TY,

    The data starts abruptly with you moving at 27km/h and then 44kms later the data stops abruptly with you still moving at 19km/h.
    There could be data missing from both ends??
    I repaired what was there with the Fit File Repair Tool.

    https://www.dropbox.com/s/s6jlpw4fscfp65h/2016-09-06-18-10-17-fixed.fit?dl=0


    Thank you so much.
    your file repaired is full ok, without any problem in Start or end.. I don´t know what is the problem with this activities. I reset the 520.. the problem is in modo "road" in "mountain" I never had problems.
    This is since 7.10 update. I had another actvity corrupted, could you please repair this this one:
    https://www.dropbox.com/s/cm6zgd28ajpmia0/2016-09-01-18-07-11.fit?dl=0
    What is the problem? somebody knows?