samsung I9505 4.3 strange problem after unlock

[dawah telecom]

hello m8... i have one samsung I9505 new security version 4.3....i root the phone with CF-Auto-root-jflte-jfltexx-gti9505.tar.md5 and later write i9505_4.3patch4unlock with odin3-v3.07.....

since after unlocked the phone works but when i do screen lock or when light goes off on screen it disconnect to network and shows "no service". and when i unlock screen or press home button when lights comes on network comes back fully.

Selected model: I9505
Selected port: COM9 Z3X BOX Serial Port
Selected port speed: 115200
Searching ADB device... OK
Reading phone info...
Model: GT-I9505
Android version: 4.4.2
Product code: GT-I9505ZKAH3G
Phone version: I9505XXUFNC5
PDA version: I9505XXUFNC5
CSC version: I9505H3GFNE1
IMEI: 356843054062933
Phone S/N: R21D48CYYFR
Checking Super user right... true
Backuping MMCBLK... OK
Writing data to phone... OK
Rebooting phone... OK
Waiting phone... OK
Bypass MSL... OK
Unlocking... OK
Reseting... OK
Unlock done
Done with Samsung Tool v.17.4

Done with Samsung Tool v.17.4

[gsmro2012]

write qcn and see if the problem persists

[dawah telecom]

Originally Posted by gsmro2012

write qcn and see if the problem persists

how to write that?.....bcos i dont want a situation my imei will be NULL and cannot be fixed


thanks

regards

[beg-one]

why use 17.4 ?? solved same probleme on i9506 by solution above , first read ur backup then write qcn from working phone or shared here