Wp7603 crashing

May 24 09:45:51 swi-mdm9x28-wp user.crit Legato: CRT | watchdog[875]/watchdogDaemon T=main | watchdog.c WatchdogHandleExpiry() 517 | proc 31565 [modemDaemon] timed out May 24 09:45:51 swi-mdm9x28-wp user.info Legato: INFO | supervisor[865]/supervisor T=main | apps.c wdog_WatchdogTimedOut() 2326 | Handling watchdog expiry for: procId 31565 May 24 09:45:51 swi-mdm9x28-wp user.crit Legato: CRT | supervisor[865]/supervisor T=main | app.c app_WatchdogTimeoutHandler() 3357 | The watchdog for process ‘modemDaemon’ in app ‘modemService’ has timed out but there is no policy. The process will be restarted by default. May 24 09:45:51 swi-mdm9x28-wp user.info Legato: INFO | powerManagerService[1014]/powerMgr T=main | le_pm.c OnClientDisconnect() 252 | Client pid 31565 disconnected. May 24 09:45:51 swi-mdm9x28-wp user.info Legato: INFO | powerManagerService[1014]/powerMgr T=main | le_pm.c OnClientDisconnect() 277 | Deleting wakeup source ‘legato_call_modemDaemon’ on behalf of pid 31565. May 24 09:45:51 swi-mdm9x28-wp user.info Legato: INFO | hardwareinterface[31674]/HardwareInterfaceComponent T=i2cgyro_i2cthreard | threadHandlers.c threadI2CgyroSensorReadHandler() 283 | Value of Output:48 May 24 09:45:51 swi-mdm9x28-wp user.info Legato: INFO | watchdog[875]/watchdogDaemon T=main | watchdog.c CleanUpClosedClient() 355 | Client session closed May 24 09:45:51 swi-mdm9x28-wp user.info Legato: INFO | watchdog[875]/watchdogDaemon T=main | watchdog.c CleanUpClosedClient() 355 | Client session closed May 24 09:45:51 swi-mdm9x28-wp user.info Legato: INFO | watchdog[875]/watchdogDaemon T=main | watchdog.c CleanUpClosedClient() 355 | Client session closed May 24 09:45:51 swi-mdm9x28-wp user.info Legato: INFO | watchdog[875]/watchdogDaemon T=main | watchdog.c CleanUpClosedClient() 355 | Client session closed May 24 09:45:51 swi-mdm9x28-wp user.info Legato: INFO | watchdog[875]/watchdogDaemon T=main | watchdog.c CleanUpClosedClient()

why application is crashing ?
anyone can have any idea ?