BPXF257I

Explanation
 The system failed to make the alternate
sysplex root file system as the current sysplex root file system due
to processing errors.  See the return code and reason code for further
details. If this message is issued when ALTROOT processing was automatically
invoked after dead system takeover of the root failed, then an SVC
dump of each active system in the shared file system configuration
will be captured. 
 In the message text: return_code
The return code. 
reason_code
The reason code.

System action
 The alternate sysplex root  file system might
not be established, or it is established but not active.

Operator response
 Notify the system programmer.

System programmer response
 Issue the D OMVS,O command and verify
whether the alternate sysplex root file system is active.  Check the
BPXF253E message for further details.  If the established the alternate sysplex root file system is unmounted
by the system processing, correct the errors identified by the return
code and reason code, and then issue the F OMVS,NEWROOT command specifying
alternate sysplex root file system with the COND=FORCE option.
If the alternate sysplex root file system is not established or
active, issue the SET OMVS command to establish an alternate sysplex
root file system.

Module
 BPXTXROT

Source
 z/OS UNIX System Services kernel (BPX)

Routing Code
 2

Descriptor Code
 4