Quality code
(hex)
Quality code
(dec)
Short
description
Long description
0x80310000 -2144272384
No
communication
Communication with the data source is defined but not
established and there is no last known value available
0x803A0000 -2143682560 Not readable
The access level does not allow reading or subscribing to
the node
0x80790000 -2139553792 No subscription There is no subscription available for this session
0x80AB0000 -2136276992
Invalid
argument
One or more arguments are invalid
0x80330000 -2144141312 NodeIdInvalid Parser bad node syntax
0x809E0000 -2137128960
Data
unavailable
Expected data is unavailable for the requested time
range due to an unmounted volume, an offline archive
or tape, or similar reason for temporary unavailability
0x809F0000 -2137063424 Entry exists
The data or event was not successfully updated because
no matching entry exists
0x803C0000 -2143551488 Out of range The value was out of range
0x80270000 -2144927744
Session not
activated
The session cannot be used because ActivateSession has
not been called
0x808B0000 -2138374144 Device failure
There has been a failure in the device/data source that
generates the value that has affected the value
0x803D0000 -2143485952 Not supported The server cannot retrieve a bound for the variable
0x80630000 -2140995584
Type definition
invalid
The type definition node ID does not reference an
appropriate type node
0x800D0000 -2146631680
Server not
connected
The operation could not complete because the client is
not connected to the server.
0x80730000 -2139947008
Write not
supported
The server does not support writing the combination of
value status and timestamps provided
0x807D0000 -2139291648
Data source
busy
Previous read request of data source is still in progress
8.6 Quality codes SIMATIC I/O Shield
The following table shows the possible quality codes for SIMATIC I/O Shield devices:
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