ERROR_NO_TRUST_LSA_SECRET - 1786 (0x6FA)
The workstation does not have a trust secret.
Updated: Feb 21, 2026
Technical Meaning
The ERROR_NO_TRUST_LSA_SECRET error code, with the numeric value of 1786 and the hexadecimal representation of 0x6FA, indicates that a workstation is missing a necessary trust secret. This error typically arises in scenarios involving domain trusts or Kerberos authentication.
Error Details
This error is specific to situations where a Windows system attempts to establish a trust relationship with another domain but fails due to the absence of a required trust secret. The trust secret, also known as a key or password, is essential for establishing and maintaining secure communication between domains in a multi-domain environment.
Usage Context
This error can occur during various operations that require trust relationships, such as Kerberos authentication, domain join operations, or when attempting to access resources protected by another domain. The presence of this error suggests that the system lacks the necessary credentials to establish a secure trust relationship with the target domain.
Developer Interpretation
Developers should interpret this error as an indication that the system is missing a critical component required for establishing trust relationships in a multi-domain environment. This could be due to misconfiguration, missing secrets, or issues related to key management and distribution.
Related Errors
ERROR_TRUSTED_DOMAIN_FAILURE(0xC0000234)ERROR_TRUST mùSING_DOMAIN_NOT_FOUND(0xC0000235)ERROR_TRUSTED_DOMAIN_EXCEPTION(0xC0000236)
FAQ
Q: What does the ERROR_NO_TRUST_LSA_SECRET error mean?
A: It indicates that a trust secret is missing, preventing the establishment of a secure trust relationship between domains.
Q: How can I resolve this issue?
A: Ensure that all necessary secrets are correctly configured and distributed. Verify domain trust relationships and key management practices.
Summary
The ERROR_NO_TRUST_LSA_SECRET error code 1786 (0x6FA) is a generic reference indicating the absence of a required trust secret in Windows systems. This error can impact operations involving Kerberos authentication or domain trusts, necessitating careful configuration and management of secrets to resolve.