When the Substate field is viewed on the list view of Harware (alm_hardware) list or Asset (alm_asset) list the data is displaying the value instead of its label (i.e. available instead of Available).
Cause by one or more choices being created in alm_hardware (or any table that extends from alm_asset).
1) Navigate to the following URL to identify any choices that were created in alm_hardware:
2) Delete these records
*Please note that after deleting these records similar choices might need to be created in alm_asset to replace the deleted ones. In that case go back to the records that were referencing the deleted choices and update them to the new choices.