A500fu emergency call after writing cert

Platform: Samsung Android
Selected port: COM18
Selected model: SM-A500FU
Selected file: E:\SAMSUNG FILE\Cert ok\cert-sm-a500fu_359536019154806_rf8g105m6pd.cert
Detected phone model: SM-A500FU
Firmware compiled date: Wed Apr 1 18:34:14 KST 2015
PDA version: A500FUXXU1AOD1
CSC version: A500FUVFR1AOD1
SW version: A500FUXXU1AOD1
Phone IMEI: ************
Phone SN: RF8G11D3Z1P
Android version: 4.4.4 (KTU84P)
Checking Root:
Phone is Rooted.
Checking Certificate file…
Certificate file successfully checked
Writing Certificate…
Writing new phone IMEI…
Checking certificate compatibility…
Certificate is compatible
Writing Certificate…
Phone will restart now. Please don’t disconnect cable!
Certificate has been written successfully
Please, restart the phone to apply changes.

Writing cert ok but emergency call only. I cant write qcn too. When going to write always failed
Platform: Samsung Android
Selected port: COM19
Selected model: SM-A500FU
Reading info…
Phone was not found on the selected port!
Writing QCN failed

Please help me too solved this problem.