IEA280I ETR DATA CANNOT BE ACCESSED. CPC CONTINUES IN LOCAL MODE.

Explanation
One of the following occurred: Timer supervision could not obtain the required data words from
the External Time Reference (ETR).
The data words that timer supervision obtained from the ETR are
not valid.

 ETR is the MVS™ generic
name for the IBM® Sysplex Timer (9037) or equivalent.

System action
Processing continues in local synchronism mode.

Operator response
Check the system console associated with this
processor.  If you have already contacted the IBM Support Center, no further action is required.
Otherwise,
contact 9037 hardware support.  Note that the same event might occur
on more than one of the processors in a sysplex.

Source
Timer supervision

Module
IEATPORT

Routing code
10

Descriptor code
11