import { LedgerCustom, LedgerError, LedgerErrorReason } from '../common';
/**
 * Error thrown when it can’t access the (banking) core system from the bridge.
 * Usually if the core system is down for maintenance or has a regular scheduled
 * downtime which sometimes is a normal behavior of financial institutions.
 */
export declare class BridgeCoreUnreachable extends LedgerError {
    /**
     *
     * @param detail error detail - message
     * @param custom custom data record to attach
     *               additional info about the error
     */
    constructor(detail: string, custom?: LedgerCustom);
    static REASON: LedgerErrorReason;
}