For details about how to restore the old version of HiRDB due to a 64-bit-mode migration error, see 1.3.7 Restoring HiRDB to the previous version when version upgrade fails.
After restoring the old version of HiRDB according to the instructions provided in 1.3.7 Restoring HiRDB to the previous version when version upgrade fails, use the pdstsinit command to initialize all status files. If you do not initialize all status files, you cannot start HiRDB normally.