I have a FM3612 device that stopped to respond to server after 1 month. See log file below:
[2015.01.01 00:02:00]- [N.F]->GPS FIX is present. Bad GPS Timestamp: 3 time in a row
[2015.01.01 00:02:00]-[StackCheck] StackInfo:
TaskId: 2 Name: TRACE Stack: 0x20001D88 Free: 416/ 768 @ StackInfo
TaskId: 3 Name: LVCPAP Stack: 0x2000ED40 Free: 304/ 864 @ StackInfo
TaskId: 4 Name: EVTGEN Stack: 0x200067A8 Free: 592/ 872 @ StackInfo
TaskId: 5 Name: SCHEDU Stack: 0x200049F8 Free: 416/ 768 @ StackInfo
TaskId: 6 Name: HEARTB Stack: 0x20004CF8 Free: 48/ 128 @ StackInfo
TaskId: 7 Name: MODDAT Stack: 0x20004D78 Free: 296/ 384 @ StackInfo
TaskId: 8 Name: UARTPR Stack: 0x20002C68 Free: 1160/1640 @ StackInfo
TaskId: 9 Name: NMEAUA Stack: 0x200032D0 Free: 428/1024 @ StackInfo
TaskId: 10 Name: DSLEEP Stack: 0x20009EC0 Free: 400/ 768 @ StackInfo
TaskId: 11 Name: PWRMAN Stack: 0x2000C638 Free: 628/1000 @ StackInfo
TaskId: 12 Name: DATSAV Stack: 0x2000B468 Free: 744/1024 @ StackInfo
TaskId: 13 Name: GSMUPD Stack: 0x2000CD40 Free: 1176/1504 @ StackInfo
TaskId: 14 Name: CHGPRS Stack: 0x2000B068 Free: 216/1024 @ StackInfo
TaskId: 15 Name: APPSND Stack: 0x2000B868 Free: 848/1096 @ StackInfo
TaskId: 16 Name: TCPCMD Stack: 0x2000DD88 Free: 1396/1536 @ StackInfo
TaskId: 17 Name: WDOG Stack: 0x20000DB0 Free: 72/ 296 @ StackInfo
TaskId: 18 Name: SMSEVT Stack: 0x2000D390 Free: 608/1096 @ StackInfo
TaskId: 19 Name: INITM Stack: 0x2000CA20 Free: 464/ 800 @ StackInfo
[2015.01.01 00:02:00]-[NMEA Filter] Stabilizing input data after GPS FIX lost!
[2015.01.01 00:02:00]-[SCHED] Simple Tacho debug: Already sent: false, is active: true.
[2015.01.01 00:02:00]-[DeepSleep] SLEEP MODE DISABLED!
[2015.01.01 00:02:00]-[NTP] GPS Time Sync TMO 515
[2015.01.01 00:02:00]-[SCHED] DTC request
[2015.01.01 00:02:00]-[ModemIO] RX:1, TX:1, CTS:0, RTS:0, DTR:0, ON:1, PWR:1, RESET:1
[2015.01.01 00:02:01]- [N.F]->GPS FIX is present. Bad GPS Timestamp: 4 time in a row
[2015.01.01 00:02:01]-[DEBUG]
SchTaskRunCnt: 10
UARTTskRunCnt: 998
AppSaveRunCnt: 4
AppSendRunCnt: 11
ValidNMEAPkts: 33
[2015.01.01 00:02:01]-[PERIODIC.GPS.INFO]
Status : 3
Sat : 0
Lat : 0.000000
Long : 0.000000
Alt : 0
Speed : 0
Angle : 0
Fix Mode : 0
GPS TMO : 899
GPS Fix : 1
NMEA Flag : 1
Time Sync : 0
Valid Pkts: 33
GPS AP : 1
GPS_OFF : 1
RAM_GPS_ON: 0
SN Config : 1
SN State : 0
Log2Srv : 0