1. Add canonprv account with 'Read and Execute' permissions on the OSIM share.
and/or
2. Add Everyone account with 'Read and Execute' permissions on the OSIM share.
3. Changed the password interval on the canonprv account to '0'
and/or
4. Edit file C:\Program Files (x86)\CA\DSM\osimips\os-template\updates\winpe10x64\amd64\ca-osim\osimrun.cmd with notepad (adapt the path with Boot Image type used)
and replace line
REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\Lsa" /v LmCompatibilityLevel /t REG_DWORD /d 1 /f
by
REG ADD "HKLM\SYSTEM\CurrentControlSet\Control\Lsa" /v LmCompatibilityLevel /t REG_DWORD /d 5 /f
Remark :
1 = Network security: LAN Manager authentication level = Send LM & NTLM - use NTLMv2 session security if negotiated
5 = Network security: LAN Manager authentication level = Send NTLMv2 response only. Refuse LM & NTLM
Create again a new Boot Image
Try again using the new Boot image.