# 0x746 ADSERR_CLIENT_W32ERROR Client Win32 Error

Alarm codes · `0x746` · verification: source checked

An error occurred in the Win32 subsystem.

## Specification

| Property | Value |
|---|---|
| Code | 0x746 |
| Meaning | A Win32 subsystem error occurred. |

## Connected

- Controllers: [Beckhoff TwinCAT 3 Runtime (XAR)](https://machineschema.com/controller/beckhoff-twincat-3.md)

## Sources

1. [ADS Return Codes](https://infosys.beckhoff.com/content/1033/tcadscommon/374277003.html) (accessed 2026-10-26)

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License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Cite Machine Schema and the original sources.