A520F read code via server error

Please help and solution!!!!!


Checking Login and Password... OK
Ballance: 50 crd.
You have 50 credit(s) left. This operation takes 5 credits.Continue? Yes
Searching Samsung modem... detected COM425
Reading phone info... OK
Model: SM-A520F
AP version: A520FXXU4BRC4
CSC version: A520FOXX4BRC2
CP version: A520FXXS4BQLE
Product code: ETL
Phone SN: R58JB60D31J
Unique number: CBJ00FD87C099B4
Searching Samsung diag port... detected COM426
Reading phone info... OK
CP version: A520FXXS4BQLE
CP build: Dec 28 2017 15:36:45
Reading data from phone... error (1)
Searching server... OK
Checking available files... not found compatible file
Try downgrade modem if possible

Done with Samsung Tool PRO v.31.1

Thank you.

MobilMan:confused::confused::confused::confused::c onfused: