Nokia Mobile Fans

This Problem happened at system telephone which resulted from a application existence of related to phonecall.

So far sytem watcher work to arrange the
+ ReadDeviceData
+ WriteDeviceData
+ NetworkService
+ LocalService
+ ReadUserData
+ WriteUserData

generally case watcher have problem happened at network, no matter sinyal but system which cannot access the network.
Its solution, check beforehand whether there is application ( relate to the network) what instaling on your ponsel, for example Smart Answering, Call Cheater, SMS Spam, and other. if there is, immediately remove application and conduct to restart the ponsel. or otherwise wish the ribet, format Better repeat your ponsel by depressing master code.