ERROR_DS_NO_PKT_PRIVACY_ON_CONNECTION - 8533 (0x2155)
The connection between client and server requires packet privacy or better.
Updated: Feb 21, 2026
Technical Meaning
The error code ERROR_DS_NO_PKT_PRIVIVITY_ON_CONNECTION with the numeric value 8533 and hexadecimal representation 0x2155 indicates that a connection between a client and server requires packet privacy or better. This typically means that the communication channel must be secured to ensure data integrity and confidentiality.
Error Details
This error is specific to scenarios where secure communication is required, such as when using certain protocols or services that demand encrypted connections. The error suggests that the current connection does not meet the security requirements for packet privacy.
Usage Context
The context in which this error might occur includes situations involving directory service operations, network communications, and other services that require secure data transmission. It is commonly encountered when attempting to establish a connection where encryption is mandatory but not provided by the current configuration or implementation.
Developer Interpretation
Developers should interpret this error as an indication that the security requirements for packet privacy are not being met. This could be due to several factors, such as incorrect protocol usage, misconfigured network settings, or insufficient security measures in place. Developers must ensure that all necessary steps are taken to secure the connection before attempting the operation again.
Related Errors
ERROR_DS_NO_RID_FOR_OBJECT(0x214E): Another error related to directory service operations where an object does not have a required identifier.ERROR_DS_NO_ATTRIBUTE_OR_VALUE(0x2156): An error indicating that no attribute or value is found, which might be encountered in scenarios unrelated to packet privacy.
FAQ
Q: What causes this error?
A: This error typically occurs when a secure connection is required but not established. It could be due to incorrect protocol usage, misconfigured network settings, or insufficient security measures.
Q: How can I resolve this issue?
A: Ensure that the necessary encryption protocols are in place and correctly configured. Verify that all security requirements for packet privacy are met before attempting the operation again.
Summary
The error ERROR_DS_NO_PKT_PRIVACY_ON_CONNECTION (0x2155) is a specific indication that secure communication, requiring packet privacy, is not being provided between a client and server. Developers should ensure that all necessary security measures are in place to resolve this issue.