Samsung G7102 after write cert no network(i did everything no luck)

Hi team and bleng can u tell me what i did wrong why after write cert no network? this phone is dual sim phone here is my log Code: BACKUP INSTRUCTIONS: Phone must be rooted! If the software can't root the phone automatically, then you must root your device manually. 1. Power on the phone. 2. Tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options', go to 'Settings'-'Developer options' and enable 'USB debugging'. 3. Connect the phone to PC with USB cable, install drivers if needed. 4. Press 'Read EFS' button to read backup or 'Write EFS' to restore or press 'Write CERT' to restore certificates. To backup/restore QCN, phone diagnostic port must be enabled. 1. Power on the phone. 2. Type *#0808# and select 'DM+MODEM+ADB'. 3. Type *#9090# and select 'DM/DUN over HSIC'. 4. Connect phone to PC with USB cable, install drivers if needed. 5. Choose diagnostic port in port settings. 6. Press 'Read QCN' button to read NV backup or 'Write QCN' to restore. Operation: Write CERT Selected model: SM-G7102 Selected port: COM425 SAMSUNG Mobile USB Serial Port , Software version: 21.5 Checking certificate file... OK KEY ID: 0243 Waiting ADB device... OK Reading phone info... Model: SM-G7102 Android version: 4.3 Product code: Not Active Phone version: G7102ZTUANB1 PDA version: G7102XXUANB2 CSC version: G7102OJVANB1 CSC country code: Kenya CSC sales code: AFR HW version: Phone S/N: Modem board: MSM8226 RF cal date: NONE IMEI: 359627054721128 Initialization AT RIL... OK Bypass MSL... OK Checking for compatible phone and cert... OK Phone KEY ID: 0243 Writing CERT... OK Checking CERT status... OK Rebooting phone... OK Done with Samsung Tool PRO v.21.5