ERROR_NET_WRITE_FAULT - 88 (0x58)

A write fault occurred on the network.

Updated: Feb 21, 2026

Technical Meaning

The error code ERROR_NET_WRITE_FAULT (88, 0x58) indicates that a write operation on the network has encountered an issue. This typically suggests that data could not be successfully transmitted or written to a destination due to some kind of fault.

Error Details

This generic error is often associated with network-related operations where data is being sent over the network but encounters a failure during the write process. The exact nature of the fault can vary and may include issues such as network connectivity, buffer overflow, or other transient errors that prevent successful data transmission.

Usage Context

Developers should be aware that this error code does not provide specific details about the cause of the fault but rather indicates that a write operation has failed. It is commonly used in scenarios where network communications are involved and can occur at various layers of the networking stack, from application-level operations to lower-level network protocols.

Developer Interpretation

When encountering ERROR_NET_WRITE_FAULT, developers should consider several potential issues:

  • Network connectivity: Ensure that both the source and destination are properly connected and reachable.
  • Buffer size: Verify that the buffer used for data transmission is not too large or too small, which could lead to overflow or underflow conditions.
  • Data integrity: Check if the data being transmitted is valid and does not contain corrupted information.
  • Operation context: Confirm that the operation context is correct and that all necessary permissions are in place.

Related Errors

  • ERROR_NETNAME_DELETED (63, 0x3F): Indicates that a network name has been deleted or no longer exists.
  • ERROR_CONNECTION_REFUSED (10061, 0x2725): Suggests that the connection attempt was refused by the destination host.
  • ERROR_NO_SUCH_FILE_OR_DIRECTORY (2, 0x2): May indicate issues with file paths or directory operations if network storage is involved.

FAQ

Q: What does ERROR_NET_WRITE_FAULT mean?

A: It indicates a write fault occurred on the network during an operation. The exact cause can vary and may include network connectivity, buffer size, data integrity, or other issues.

Q: How should I handle this error in my code?

A: Review your network operations to ensure proper handling of buffers, data validation, and network connectivity. Consider retrying the operation with appropriate error recovery mechanisms.

Summary

ERROR_NET_WRITE_FAULT is a generic error indicating that a write operation on the network has failed. While it does not provide specific details about the cause, developers should be aware of potential issues such as network connectivity, buffer size, and data integrity to diagnose and resolve the problem effectively.