AIX操作系统重启后oracle启动报错“exec(): 0509-036 rtld: 0712-001 Symbol CreateIoCompletionPort was referenced from module xxx/libttsh19.so(), but a runtime definition of the symbol was not found.”

exec(): 0509-036 Cannot load program sqlplus because of the following errors:
rtld: 0712-001 Symbol CreateIoCompletionPort was referenced
from module /data/oracle/lib/libttsh19.so(), but a runtime definition
of the symbol was not found.
rtld: 0712-001 Symbol GetMultipleCompletionStatus was referenced
from module /data/oracle/lib/libttsh19.so(), but a runtime definition
of the symbol was not found.
rtld: 0712-002 fatal error: exiting.
$ sqlplus / as sysdba
exec(): 0509-036 Cannot load program sqlplus because of the following errors:
rtld: 0712-001 Symbol CreateIoCompletionPort was referenced
from module /data/oracle/lib/libttsh19.so(), but a runtime definition
of the symbol was not found.
rtld: 0712-001 Symbol GetMultipleCompletionStatus was referenced
from module /data/oracle/lib/libttsh19.so(), but a runtime definition
of the symbol was not found.
rtld: 0712-002 fatal error: exiting.