Applicable Systems
TwinCAT NC
Symptoms
An invalid response was received from a target device. The response does not match the expected format.
Possible Causes
- Target device returned a malformed or unexpected response
- Memory corruption or data structure mismatch affecting the response
Troubleshooting Steps
- Step 1: Check the calling code for correct response values
Invalid response value is identified - Step 2: Verify the data structure or protocol specification matches the expected format
Data structure matches specification
How to Reset
To reset: Correct the response value in the calling application and retry the operation.
Source: Beckhoff TwinCAT System Manual, Beckhoff Automation
Category: PLC & VFD