Specifications

Allen-Bradley ControlLogix Ethernet Driver Help
Unable to read <element> element(s) starting at <address> on device
<device name>. Native tag size mismatch.
Error Type:
Warning
Possible Cause:
The Native tag's size (footprint) does not match the expected size that was determined from the project upload.
Solution:
Contact Technical Support to report the issue. Then, change the Protocol Mode to Symbolic as a workaround.
Unable to read tag <tag name> on device <device name>. Native tag size
mismatch.
Error Type:
Warning
Possible Cause:
The Native tag's size (footprint) does not match the expected size that was determined from the project upload.
Solution:
Contact Technical Support to report the issue. Then, change the Protocol Mode to Symbolic as a workaround.
Unable to write to tag <tag name> on device <device name>. Native tag size
mismatch.
Error Type:
Warning
Possible Cause:
The Native tag's size (footprint) does not match the expected size that was determined from the project upload.
Solution:
Contact Technical Support to report the issue. Then, change the Protocol Mode to Symbolic as a workaround.
ENI/DH+/ControlNet Gateway Specific Error Messages
The following is a list of sub type error topics. Click on a link for more information about that specific error
message.
ENI/DH+/ControlNet Gateway Specific Error Messages
Device <device name> is not responding. Local node responded with error [DF1 STS=<value>].
Unable to read <block size> element(s) starting at <address> on device <device name>. [DF1
STS=<value>, EXT STS=<value>]. Tag(s) deactivated.
Unable to read <block size> element(s) starting at <address> on device <device name>. Frame
received contains errors
Unable to write to address <address> on device <device name>. [DF1 STS=<value>, EXT
STS=<value>].
Unable to write to address <address> on device <device name>. Frame received contains errors.
Unable to write to address <address> on device <device name>. Local node responded with error
[DF1 STS=<value>].
Unable to write to function file <address> on device <device name>. Local node responded with
error [DF1 STS=<value>].
Device <device name> is not responding. Local node responded with error
[DF1 STS=<value>].
Error Type:
Warning
Possible Cause:
This error means that the PLC did not respond to the read request from the local node. A local node could be an
intermediate node like 1756-DHRIO, 1756-CNB, 1761-NET-ENI, and so forth.
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