:term:`MCSCF_DIIS_ERROR_TYPE <MCSCF_DIIS_ERROR_TYPE (DETCI)>`
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

      DIIS error vector type either, the AO orbital gradient or the orbital rotation update matrix

      * **Type**: string
      * **Possible Values**: GRAD, UPDATE
      * **Default**: GRAD

