"Windows domain trust could not be created." error even though Edge SWG (ProxySG) successfully joined the domain

Products

• ISG Proxy

Issue/Introduction

Authentication on Edge SWG (ProxySG) does not work. Users are notified that web page cannot be displayed, because Windows domain trust cannot be created.

Event logs are filled with the following errors even though Edge SWG joined the domain successfully:
2023-06-28 11:42:29+02:00EET  "Joining domain domain.local successful"  0 250054:96  sg_syslog.cpp:304
2023-06-28 11:42:29+02:00EET  "Windows domain trust could not be created."  2F 3B0003:1  pe_policy_action_auth_internal.cpp:1049
2023-06-28 11:42:29+02:00EET  "Finished refreshing machine TGT for domain domain.local, result 0x0(0)"  0 250054:96  sg_syslog.cpp:304
2023-06-28 11:42:29+02:00EET  "Windows domain trust could not be created."  2F 3B0003:1  pe_policy_action_auth_internal.cpp:1049
2023-06-28 11:42:29+02:00EET  "Windows domain trust could not be created."  2F 3B0003:1  pe_policy_action_auth_internal.cpp:1049
2023-06-28 11:42:29+02:00EET  "Windows domain trust could not be created."  2F 3B0003:1  pe_policy_action_auth_internal.cpp:1049

Environment

• Issue occurred after restoring configuration from backup

Cause

Unknown.

Resolution

Reboot of the appliance resolved the issue