Specifications

Allen-Bradley ControlLogix Ethernet Driver Help
Unable to write to tag <tag address> on device <device name>. Data type
<type> is illegal for this tag.
Error Type:
Warning
Possible Cause:
A write request for the specified tag failed because the client's tag data type is illegal for the given Controller tag.
Solution:
Change the tag's data type to one that is supported. For example, data type Short is illegal for a BOOL array
Controller tag. Changing the data type to Boolean would remedy this problem.
See Also:
Addressing Atomic Data Types
Unable to write to tag <tag address> on device <device name>. Data type
<type> not supported.
Error Type:
Warning
Possible Cause:
A write request for the specified tag failed because the client's tag data type is not supported.
Solution:
Change the tag's data type to one that is supported.
See Also:
Addressing Atomic Data Types
Unable to write to tag <tag address> on device <device name>. Tag does not
support multi-element arrays.
Error Type:
Warning
Possible Cause:
A write request for the specified tag failed because the driver does not support multi-element array access to the
given Controller tag.
Solution:
Change the tag's data type or address to one that is supported.
See Also:
Addressing Atomic Data Types
Write request for tag <tag address> on device <device name> failed due to a
framing error.
Error Type:
Warning
Possible Cause:
A write request for the specified tag failed after so many retries due to one of the following reasons:
1. Incorrect request service code.
2. Received more or less bytes than expected.
Solution:
If this error occurs frequently, there may be an issue with the cabling or device. Increasing the Retry Attempts
gives the driver more opportunities to recover from this error.
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