G925F Exception: Out of memory ???

What is "Exception: Out of memory" ?

I try to read codes from G925F 7.0 but get this error.
If I write modem from old firmware no modem and IMEI.

This si "Read Codes New"

Code:

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Waiting ADB device... OK
Reading phone info...
Model: SM-G925F
Android version: 7.0
PDA version: G925FXXU6ERC9
CSC version: G925FDNX6ERC2
Phone version: G925FXXU6ERC4
Product code: SM-G925FZGADNL
CSC country code: NETHERLANDS
CSC sales code: DNL
Phone SN: R58G50AZHNH
IMEI: 359523069816286
HW version: MP 0.700
RF cal date: 20150624
Chip name: EXYNOS7420
Modem board: SHANNON333
Security patch: 2018-03-01
Boot Warranty bit: 1
SIM State: NETWORK_LOCKED
Checking Super user right... true
Reading NV data... OK
Checking NV data... OK
Initialization zTool... OK
Running zTool, please wait... OK
HWID:  88 EC 1F 0E 8D 04 00 00 00 00 00 00 00 00 00 00
Calculating... OK
Please wait, generating hash codes file, this can take few minutes...
Exception: Out of memory
Done with Samsung Tool PRO v.34.3

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This is "Read Codes"

Code:

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Searching Samsung modem... detected COM578
Reading phone info...
Model: SM-G925F
AP version: G925FXXU6ERC9
CSC version: G925FDNX6ERC2
CP version: G925FXXU6ERC4
Product code: DNL
Phone SN: R58G50AZHNH
IMEI: 359523069816286
Unique number: 04157DF4C2C84C3F
Reading IMEI... OK
IMEI: 359523069816286 (SIGN: NG_SIGN)
Please wait, generating hash codes file, this can take few minutes...
Exception: Out of memory
Done with Samsung Tool PRO v.34.3

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This is "Read Codes New" and changer modem port

Code:

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Searching Samsung modem... detected COM48
Reading phone info...
Model: SM-G925F
AP version: G925FXXU6ERC9
CSC version: G925FDNX6ERC2
CP version: G925FXXU6ERC4
Product code: DNL
Phone SN: R58G50AZHNH
IMEI: 359523069816286
Unique number: 04157DF4C2C84C3F
Reading IMEI... OK
IMEI: 359523069816286 (SIGN: NG_SIGN)
Please wait, generating hash codes file, this can take few minutes...
Exception: Out of memory

Done with Samsung Tool PRO v.34.3

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How to read codes or unlock w/o credits ?
KNOX is 1 (0x0500)