> For the complete documentation index, see [llms.txt](https://developers.docs.bantufoundation.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developers.docs.bantufoundation.org/api/errors/result-codes/operation-specific/set-options.md).

# Set Options

These are result codes that communicate success (200) or failure (400) specific to the `Set Options` operation.

Learn more about the [`Set Options` operation](/start/list-of-operations.md#set-options).

* OpSuccess `SET_OPTIONS_SUCCESS`

  Options successfully set.
* OpLowReserve `SET_OPTIONS_LOW_RESERVE`

  This account does not have enough XBN to satisfy the minimum XBN reserve increase caused by adding a subentry and still satisfy its XBN selling liabilities. For every new signer added to an account, the minimum reserve of XBN that account must hold increases.
* op\_too\_many\_signers `SET_OPTIONS_TOO_MANY_SIGNERS`

  20 is the maximum number of signers an account can have, and adding another signer would exceed that.
* op\_bad\_flags `SET_OPTIONS_BAD_FLAGS`

  The flags set and/or cleared are invalid by themselves or in combination.
* op\_invalid\_inflation `SET_OPTIONS_INVALID_INFLATION`

  The destination account set in the inflation field does not exist.
* op\_cant\_change `SET_OPTIONS_CANT_CHANGE`

  This account can no longer change the option it wants to change.
* op\_unknown\_flag `SET_OPTIONS_UNKNOWN_FLAG`

  The account is trying to set a flag that is unknown.
* op\_threshold\_out\_of\_rangeSET\_OPTIONS\_THRESHOLD\_OUT\_OF\_RANGE

  The value for a key weight or threshold is invalid.
* op\_bad\_signer `SET_OPTIONS_BAD_SIGNER`

  Any additional signers added to the account cannot be the master key.
* op\_invalid\_home\_domain `SET_OPTIONS_INVALID_HOME_DOMAIN`

  Home domain is malformed.