Hardware Controllers Protocols Standards Concepts Manufacturers

Registry Alarm codes

0x755 ADSERR_CLIENT_SYNCPORTLOCKED Sync Port Locked

The synchronization port was locked.

Source checked3/3 values · 2026-10-26

Specification

1 source

Code	0x755
Meaning	The sync port is locked.

Connected

1

ControllersBeckhoff TwinCAT 3 Runtime (XAR)

Machine-readable

GET /alarm/ads-0x755.json
GET /alarm/ads-0x755.md

// MCP
get_entry { "id": "ads-0x755" }

Sources

ADS Return Codes
infosys.beckhoff.com · accessed 2026-10-26

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