Sm-a600f u4 modem error

Chimera Mobile Phone Utility version: 22.41.1216 @ 2019-09-22
Printing phone history

Knoxguard Unlock
9/22/2019
3:53:15
PM

Rmm Unlock
9/22/2019
3:50:51
PM

Rmm Unlock
9/22/2019
1:00:21
PM

Knoxguard Unlock
9/22/2019
12:27:59
PM

Rmm Unlock
9/22/2019
11:52:45
AM

Repair started
Gathering phone info...
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-A600F
Sales Code: MID
Country Code: PAKISTAN
Timezone: Asia/Karachi
Android Version: 9 [PPR1.180610.011] [SDK 28]
Build Date: Fri Jul 12 14:48:33 KST 2019
PDA Version: A600FJXS4BSG1 [july 2019, rev1]
Phone Version: A600FJXS4BSG1 [july 2019, rev1]
CSC Version: A600FOJM4BSG2 [july 2019, rev2]
Product Code: PAK
HIDSw Version: A600FJXS4BSG1/A600FOJM4BSG2/A600FJXS4BSG1/A600FJXS4BSG1
Board Platform: EXYNOS5
Modem Platform: SHANNON315
Serial Number: RF8K90Y2M5T
Imei: 357523092666221
Unique Number: CCK00C7DFB41A75
Connections: AT,MTP
Battery Status: 4.24V (100%)
Network Type: GSM
SIM Status: ABSENT,ABSENT
Multisim Config: DSDS
Knox Version: v30
Warranty Bit: 0
Security Patch: 2019-07-01
Data Encryption State: unencrypted
Repair imei...
Checking modem version.
Downloading modem image. Be patient! Do NOT disconnect the phone!
Checking downloaded image.
Decompressing modem image.
Backing up actual modem. Be patient! Do NOT disconnect the phone!
Flashing modem image.
Switching to download mode.
Waiting for download mode.
Connecting.
SBL Info: Model: SM-A600F, Region: EUR, Provider: OPEN, PDA: A600FJXS4BSG1
Reading PIT from phone.
Flashing modem.bin
Restarting phone.
Unable to finish.
Restarting failed.
Finished at local time: [09.22.19 21:15:24]
WorkID: 73929599