# Errors > For the complete machine-readable documentation index, see [llms.txt](https://apidocs.chargebee.com/llms.txt). ## List of Errors **gateway** - [gateway.bank_account.account_activity_exceeded](/docs/api/errors/gateway.bank_account.account_activity_exceeded) - [gateway.bank_account.account_b2b_issue](/docs/api/errors/gateway.bank_account.account_b2b_issue) - [gateway.bank_account.account_blocked](/docs/api/errors/gateway.bank_account.account_blocked) - [gateway.bank_account.account_closed](/docs/api/errors/gateway.bank_account.account_closed) - [gateway.bank_account.account_config](/docs/api/errors/gateway.bank_account.account_config) - [gateway.bank_account.account_currency_issue](/docs/api/errors/gateway.bank_account.account_currency_issue) - [gateway.bank_account.account_declined](/docs/api/errors/gateway.bank_account.account_declined) - [gateway.bank_account.account_frozen](/docs/api/errors/gateway.bank_account.account_frozen) - [gateway.bank_account.account_holder_deceased](/docs/api/errors/gateway.bank_account.account_holder_deceased) - [gateway.bank_account.account_restricted](/docs/api/errors/gateway.bank_account.account_restricted) - [gateway.bank_account.account_unusable](/docs/api/errors/gateway.bank_account.account_unusable) - [gateway.bank_account.account_unverified](/docs/api/errors/gateway.bank_account.account_unverified) - [gateway.bank_account.country_not_supported](/docs/api/errors/gateway.bank_account.country_not_supported) - [gateway.bank_account.holder_name_length_exceeded](/docs/api/errors/gateway.bank_account.holder_name_length_exceeded) - [gateway.bank_account.invalid_account_number](/docs/api/errors/gateway.bank_account.invalid_account_number) - [gateway.bank_account.invalid_iban](/docs/api/errors/gateway.bank_account.invalid_iban) - [gateway.bank_account.invalid_owner_name](/docs/api/errors/gateway.bank_account.invalid_owner_name) - [gateway.bank_account.live_not_permitted](/docs/api/errors/gateway.bank_account.live_not_permitted) - [gateway.bank_account.no_account](/docs/api/errors/gateway.bank_account.no_account) - [gateway.bank_account.sepa_not_supported](/docs/api/errors/gateway.bank_account.sepa_not_supported) - [gateway.bank_account.setup_amount](/docs/api/errors/gateway.bank_account.setup_amount) - [gateway.bank_account.setup_hierarchy](/docs/api/errors/gateway.bank_account.setup_hierarchy) - [gateway.bank_account.test_only](/docs/api/errors/gateway.bank_account.test_only) - [gateway.compliance.creditor_name_issue](/docs/api/errors/gateway.compliance.creditor_name_issue) - [gateway.compliance.invalid_account_details](/docs/api/errors/gateway.compliance.invalid_account_details) - [gateway.compliance.invalid_account_number](/docs/api/errors/gateway.compliance.invalid_account_number) - [gateway.compliance.regulatory_issue](/docs/api/errors/gateway.compliance.regulatory_issue) - [gateway.compliance.unauthorized_debit](/docs/api/errors/gateway.compliance.unauthorized_debit) - [gateway.dispute.cannot_refund](/docs/api/errors/gateway.dispute.cannot_refund) - [gateway.dispute.charge_disputed](/docs/api/errors/gateway.dispute.charge_disputed) - [gateway.dispute.charge_not_refundable](/docs/api/errors/gateway.dispute.charge_not_refundable) - [gateway.dispute.currency_mismatch](/docs/api/errors/gateway.dispute.currency_mismatch) - [gateway.dispute.debit_disputed](/docs/api/errors/gateway.dispute.debit_disputed) - [gateway.fraud.account_fraud](/docs/api/errors/gateway.fraud.account_fraud) - [gateway.fraud.acquirer_counterfeit](/docs/api/errors/gateway.fraud.acquirer_counterfeit) - [gateway.fraud.card_fraud](/docs/api/errors/gateway.fraud.card_fraud) - [gateway.fraud.identified](/docs/api/errors/gateway.fraud.identified) - [gateway.fraud.illegal_transaction](/docs/api/errors/gateway.fraud.illegal_transaction) - [gateway.fraud.security_violation](/docs/api/errors/gateway.fraud.security_violation) - [gateway.fraud.suspected_fraud](/docs/api/errors/gateway.fraud.suspected_fraud) - [gateway.general.could_not_process](/docs/api/errors/gateway.general.could_not_process) - [gateway.general.decline](/docs/api/errors/gateway.general.decline) - [gateway.general.failure](/docs/api/errors/gateway.general.failure) - [gateway.general.not_supported](/docs/api/errors/gateway.general.not_supported) - [gateway.general.unknown](/docs/api/errors/gateway.general.unknown) - [gateway.identity_verification.3ds_authentication_failure](/docs/api/errors/gateway.identity_verification.3ds_authentication_failure) - [gateway.identity_verification.additional_auth_required](/docs/api/errors/gateway.identity_verification.additional_auth_required) - [gateway.identity_verification.authentication_required](/docs/api/errors/gateway.identity_verification.authentication_required) - [gateway.identity_verification.cardholder_kyc_failure](/docs/api/errors/gateway.identity_verification.cardholder_kyc_failure) - [gateway.identity_verification.contact_details_required](/docs/api/errors/gateway.identity_verification.contact_details_required) - [gateway.identity_verification.contactless_fallback](/docs/api/errors/gateway.identity_verification.contactless_fallback) - [gateway.identity_verification.invalid_pin_lock](/docs/api/errors/gateway.identity_verification.invalid_pin_lock) - [gateway.identity_verification.invalid_user_cred](/docs/api/errors/gateway.identity_verification.invalid_user_cred) - [gateway.identity_verification.not_found](/docs/api/errors/gateway.identity_verification.not_found) - [gateway.identity_verification.pin_required](/docs/api/errors/gateway.identity_verification.pin_required) - [gateway.mandate.billing_agreement_cancelled](/docs/api/errors/gateway.mandate.billing_agreement_cancelled) - [gateway.mandate.billing_agreement_issue](/docs/api/errors/gateway.mandate.billing_agreement_issue) - [gateway.mandate.mandate_incorrect](/docs/api/errors/gateway.mandate.mandate_incorrect) - [gateway.mandate.recurring_exceeded_limit](/docs/api/errors/gateway.mandate.recurring_exceeded_limit) - [gateway.merchant_account.authentication_failure](/docs/api/errors/gateway.merchant_account.authentication_failure) - [gateway.merchant_account.authentication_required](/docs/api/errors/gateway.merchant_account.authentication_required) - [gateway.merchant_account.cannot_process_live](/docs/api/errors/gateway.merchant_account.cannot_process_live) - [gateway.merchant_account.country_not_supported](/docs/api/errors/gateway.merchant_account.country_not_supported) - [gateway.merchant_account.currency_not_supported](/docs/api/errors/gateway.merchant_account.currency_not_supported) - [gateway.merchant_account.invalid_credentials](/docs/api/errors/gateway.merchant_account.invalid_credentials) - [gateway.merchant_account.invalid_merchant](/docs/api/errors/gateway.merchant_account.invalid_merchant) - [gateway.merchant_account.only_test_charges_allowed](/docs/api/errors/gateway.merchant_account.only_test_charges_allowed) - [gateway.merchant_account.payment_method_not_supported](/docs/api/errors/gateway.merchant_account.payment_method_not_supported) - [gateway.merchant_account.setup_merchant](/docs/api/errors/gateway.merchant_account.setup_merchant) - [gateway.merchant_account.test_only](/docs/api/errors/gateway.merchant_account.test_only) - [gateway.payment_method.card_barred](/docs/api/errors/gateway.payment_method.card_barred) - [gateway.payment_method.card_blocked](/docs/api/errors/gateway.payment_method.card_blocked) - [gateway.payment_method.card_currency_not_supported](/docs/api/errors/gateway.payment_method.card_currency_not_supported) - [gateway.payment_method.card_cvv_disabled](/docs/api/errors/gateway.payment_method.card_cvv_disabled) - [gateway.payment_method.card_deactivated](/docs/api/errors/gateway.payment_method.card_deactivated) - [gateway.payment_method.card_expired](/docs/api/errors/gateway.payment_method.card_expired) - [gateway.payment_method.card_inactive](/docs/api/errors/gateway.payment_method.card_inactive) - [gateway.payment_method.card_incorrect_cvv](/docs/api/errors/gateway.payment_method.card_incorrect_cvv) - [gateway.payment_method.card_incorrect_number](/docs/api/errors/gateway.payment_method.card_incorrect_number) - [gateway.payment_method.card_incorrect_zip](/docs/api/errors/gateway.payment_method.card_incorrect_zip) - [gateway.payment_method.card_invalid_expiry](/docs/api/errors/gateway.payment_method.card_invalid_expiry) - [gateway.payment_method.card_invalid_number](/docs/api/errors/gateway.payment_method.card_invalid_number) - [gateway.payment_method.card_issue](/docs/api/errors/gateway.payment_method.card_issue) - [gateway.payment_method.card_limit_exceeded](/docs/api/errors/gateway.payment_method.card_limit_exceeded) - [gateway.payment_method.card_lost](/docs/api/errors/gateway.payment_method.card_lost) - [gateway.payment_method.card_not_activated](/docs/api/errors/gateway.payment_method.card_not_activated) - [gateway.payment_method.card_number_issue](/docs/api/errors/gateway.payment_method.card_number_issue) - [gateway.payment_method.card_pin_invalid](/docs/api/errors/gateway.payment_method.card_pin_invalid) - [gateway.payment_method.card_pin_retries_exceeded](/docs/api/errors/gateway.payment_method.card_pin_retries_exceeded) - [gateway.payment_method.card_purchase_type_not_supported](/docs/api/errors/gateway.payment_method.card_purchase_type_not_supported) - [gateway.payment_method.card_revoked](/docs/api/errors/gateway.payment_method.card_revoked) - [gateway.payment_method.card_suspended](/docs/api/errors/gateway.payment_method.card_suspended) - [gateway.payment_method.card_temp_issue](/docs/api/errors/gateway.payment_method.card_temp_issue) - [gateway.payment_method.card_type_not_supported](/docs/api/errors/gateway.payment_method.card_type_not_supported) - [gateway.payment_method.config](/docs/api/errors/gateway.payment_method.config) - [gateway.payment_method.gift_card_issue](/docs/api/errors/gateway.payment_method.gift_card_issue) - [gateway.payment_method.gift_card_tag_issue](/docs/api/errors/gateway.payment_method.gift_card_tag_issue) - [gateway.payment_method.invalid](/docs/api/errors/gateway.payment_method.invalid) - [gateway.payment_method.invalid_format](/docs/api/errors/gateway.payment_method.invalid_format) - [gateway.payment_method.not_found](/docs/api/errors/gateway.payment_method.not_found) - [gateway.payment_method.not_supported](/docs/api/errors/gateway.payment_method.not_supported) - [gateway.payment_method.paypal_validation_failed](/docs/api/errors/gateway.payment_method.paypal_validation_failed) - [gateway.payment_method.setup_card](/docs/api/errors/gateway.payment_method.setup_card) - [gateway.payment_method.unactivated](/docs/api/errors/gateway.payment_method.unactivated) - [gateway.payment_method.unexpected_state](/docs/api/errors/gateway.payment_method.unexpected_state) - [gateway.technical.acquirer_issue](/docs/api/errors/gateway.technical.acquirer_issue) - [gateway.technical.bank_account_issue](/docs/api/errors/gateway.technical.bank_account_issue) - [gateway.technical.could_not_process](/docs/api/errors/gateway.technical.could_not_process) - [gateway.technical.encryption_error](/docs/api/errors/gateway.technical.encryption_error) - [gateway.technical.inconsistent_data](/docs/api/errors/gateway.technical.inconsistent_data) - [gateway.technical.invalid_creditor_info](/docs/api/errors/gateway.technical.invalid_creditor_info) - [gateway.technical.invalid_order_id](/docs/api/errors/gateway.technical.invalid_order_id) - [gateway.technical.invalid_request_encoding](/docs/api/errors/gateway.technical.invalid_request_encoding) - [gateway.technical.invalid_request_error](/docs/api/errors/gateway.technical.invalid_request_error) - [gateway.technical.invalid_transaction](/docs/api/errors/gateway.technical.invalid_transaction) - [gateway.technical.invalid_transaction_code](/docs/api/errors/gateway.technical.invalid_transaction_code) - [gateway.technical.issuer_inoperative](/docs/api/errors/gateway.technical.issuer_inoperative) - [gateway.technical.issuer_invalid](/docs/api/errors/gateway.technical.issuer_invalid) - [gateway.technical.issuer_not_found](/docs/api/errors/gateway.technical.issuer_not_found) - [gateway.technical.issuer_offline](/docs/api/errors/gateway.technical.issuer_offline) - [gateway.technical.issuer_unavailable](/docs/api/errors/gateway.technical.issuer_unavailable) - [gateway.technical.missing_data](/docs/api/errors/gateway.technical.missing_data) - [gateway.technical.network_downtime](/docs/api/errors/gateway.technical.network_downtime) - [gateway.technical.processor_feature_unavailable](/docs/api/errors/gateway.technical.processor_feature_unavailable) - [gateway.technical.processor_network_issue](/docs/api/errors/gateway.technical.processor_network_issue) - [gateway.technical.rate_limit_exceeded](/docs/api/errors/gateway.technical.rate_limit_exceeded) - [gateway.technical.server_error](/docs/api/errors/gateway.technical.server_error) - [gateway.technical.temporary_processing_issue](/docs/api/errors/gateway.technical.temporary_processing_issue) - [gateway.technical.timeout](/docs/api/errors/gateway.technical.timeout) - [gateway.technical.unauthorized](/docs/api/errors/gateway.technical.unauthorized) - [gateway.token.token_in_use](/docs/api/errors/gateway.token.token_in_use) - [gateway.transaction_authorization.already_captured](/docs/api/errors/gateway.transaction_authorization.already_captured) - [gateway.transaction_authorization.auth_already_reversed](/docs/api/errors/gateway.transaction_authorization.auth_already_reversed) - [gateway.transaction_authorization.auth_code_invalid](/docs/api/errors/gateway.transaction_authorization.auth_code_invalid) - [gateway.transaction_authorization.auth_expired](/docs/api/errors/gateway.transaction_authorization.auth_expired) - [gateway.transaction_authorization.auth_not_found](/docs/api/errors/gateway.transaction_authorization.auth_not_found) - [gateway.transaction_authorization.authorization_revoked](/docs/api/errors/gateway.transaction_authorization.authorization_revoked) - [gateway.transaction_authorization.card_capture](/docs/api/errors/gateway.transaction_authorization.card_capture) - [gateway.transaction_authorization.card_restrictions](/docs/api/errors/gateway.transaction_authorization.card_restrictions) - [gateway.transaction_authorization.debit_authorization_revoked](/docs/api/errors/gateway.transaction_authorization.debit_authorization_revoked) - [gateway.transaction_authorization.debit_authorization_stopped](/docs/api/errors/gateway.transaction_authorization.debit_authorization_stopped) - [gateway.transaction_authorization.debit_not_authorized](/docs/api/errors/gateway.transaction_authorization.debit_not_authorized) - [gateway.transaction_authorization.declined](/docs/api/errors/gateway.transaction_authorization.declined) - [gateway.transaction_authorization.do_not_honor](/docs/api/errors/gateway.transaction_authorization.do_not_honor) - [gateway.transaction_authorization.do_not_retry](/docs/api/errors/gateway.transaction_authorization.do_not_retry) - [gateway.transaction_authorization.payment_stopped](/docs/api/errors/gateway.transaction_authorization.payment_stopped) - [gateway.transaction_authorization.pre_authorization_failure](/docs/api/errors/gateway.transaction_authorization.pre_authorization_failure) - [gateway.transaction_authorization.temp_auth_issue](/docs/api/errors/gateway.transaction_authorization.temp_auth_issue) - [gateway.transaction_authorization.unauthorized_debit](/docs/api/errors/gateway.transaction_authorization.unauthorized_debit) - [gateway.transaction_authorization.voice_auth_required](/docs/api/errors/gateway.transaction_authorization.voice_auth_required) - [gateway.transaction_processing.address_not_matching](/docs/api/errors/gateway.transaction_processing.address_not_matching) - [gateway.transaction_processing.amount_invalid](/docs/api/errors/gateway.transaction_processing.amount_invalid) - [gateway.transaction_processing.amount_mismatch](/docs/api/errors/gateway.transaction_processing.amount_mismatch) - [gateway.transaction_processing.amount_too_large](/docs/api/errors/gateway.transaction_processing.amount_too_large) - [gateway.transaction_processing.amount_too_small](/docs/api/errors/gateway.transaction_processing.amount_too_small) - [gateway.transaction_processing.avs_issue](/docs/api/errors/gateway.transaction_processing.avs_issue) - [gateway.transaction_processing.bin_invalid](/docs/api/errors/gateway.transaction_processing.bin_invalid) - [gateway.transaction_processing.card_declined](/docs/api/errors/gateway.transaction_processing.card_declined) - [gateway.transaction_processing.cardholder_billing_stop](/docs/api/errors/gateway.transaction_processing.cardholder_billing_stop) - [gateway.transaction_processing.charge_already_refunded](/docs/api/errors/gateway.transaction_processing.charge_already_refunded) - [gateway.transaction_processing.charge_exceeds_source_limit](/docs/api/errors/gateway.transaction_processing.charge_exceeds_source_limit) - [gateway.transaction_processing.charge_invalid_parameter](/docs/api/errors/gateway.transaction_processing.charge_invalid_parameter) - [gateway.transaction_processing.charge_not_refundable](/docs/api/errors/gateway.transaction_processing.charge_not_refundable) - [gateway.transaction_processing.could_not_process](/docs/api/errors/gateway.transaction_processing.could_not_process) - [gateway.transaction_processing.decline_rate_limit_exceeded](/docs/api/errors/gateway.transaction_processing.decline_rate_limit_exceeded) - [gateway.transaction_processing.duplicate_transaction](/docs/api/errors/gateway.transaction_processing.duplicate_transaction) - [gateway.transaction_processing.gift_no_balance](/docs/api/errors/gateway.transaction_processing.gift_no_balance) - [gateway.transaction_processing.incorrect_processing](/docs/api/errors/gateway.transaction_processing.incorrect_processing) - [gateway.transaction_processing.insufficient_funds](/docs/api/errors/gateway.transaction_processing.insufficient_funds) - [gateway.transaction_processing.invalid_account_number](/docs/api/errors/gateway.transaction_processing.invalid_account_number) - [gateway.transaction_processing.invalid_address](/docs/api/errors/gateway.transaction_processing.invalid_address) - [gateway.transaction_processing.invalid_config](/docs/api/errors/gateway.transaction_processing.invalid_config) - [gateway.transaction_processing.invalid_currency](/docs/api/errors/gateway.transaction_processing.invalid_currency) - [gateway.transaction_processing.invalid_level3_data](/docs/api/errors/gateway.transaction_processing.invalid_level3_data) - [gateway.transaction_processing.invalid_status](/docs/api/errors/gateway.transaction_processing.invalid_status) - [gateway.transaction_processing.invalid_transaction](/docs/api/errors/gateway.transaction_processing.invalid_transaction) - [gateway.transaction_processing.low_balance](/docs/api/errors/gateway.transaction_processing.low_balance) - [gateway.transaction_processing.network_decline](/docs/api/errors/gateway.transaction_processing.network_decline) - [gateway.transaction_processing.no_universal_account](/docs/api/errors/gateway.transaction_processing.no_universal_account) - [gateway.transaction_processing.not_permitted](/docs/api/errors/gateway.transaction_processing.not_permitted) - [gateway.transaction_processing.odfi_returned](/docs/api/errors/gateway.transaction_processing.odfi_returned) - [gateway.transaction_processing.over_max_balance](/docs/api/errors/gateway.transaction_processing.over_max_balance) - [gateway.transaction_processing.partial_refund_declined](/docs/api/errors/gateway.transaction_processing.partial_refund_declined) - [gateway.transaction_processing.payment_attempt_failed](/docs/api/errors/gateway.transaction_processing.payment_attempt_failed) - [gateway.transaction_processing.payment_code_incorrect](/docs/api/errors/gateway.transaction_processing.payment_code_incorrect) - [gateway.transaction_processing.payment_intent_attempt_failed](/docs/api/errors/gateway.transaction_processing.payment_intent_attempt_failed) - [gateway.transaction_processing.payment_intent_invalid](/docs/api/errors/gateway.transaction_processing.payment_intent_invalid) - [gateway.transaction_processing.payment_intent_mandate_inactive](/docs/api/errors/gateway.transaction_processing.payment_intent_mandate_inactive) - [gateway.transaction_processing.payment_intent_unexpected_state](/docs/api/errors/gateway.transaction_processing.payment_intent_unexpected_state) - [gateway.transaction_processing.payment_method_not_available](/docs/api/errors/gateway.transaction_processing.payment_method_not_available) - [gateway.transaction_processing.payment_method_not_found](/docs/api/errors/gateway.transaction_processing.payment_method_not_found) - [gateway.transaction_processing.payment_type_mismatch](/docs/api/errors/gateway.transaction_processing.payment_type_mismatch) - [gateway.transaction_processing.pickup_card_issue](/docs/api/errors/gateway.transaction_processing.pickup_card_issue) - [gateway.transaction_processing.pickup_card_lost](/docs/api/errors/gateway.transaction_processing.pickup_card_lost) - [gateway.transaction_processing.processor_feature_unsupported](/docs/api/errors/gateway.transaction_processing.processor_feature_unsupported) - [gateway.transaction_processing.recurring_payment_mandate_canceled](/docs/api/errors/gateway.transaction_processing.recurring_payment_mandate_canceled) - [gateway.transaction_processing.refer_to_customer](/docs/api/errors/gateway.transaction_processing.refer_to_customer) - [gateway.transaction_processing.refund_declined](/docs/api/errors/gateway.transaction_processing.refund_declined) - [gateway.transaction_processing.refund_limit_exceeded](/docs/api/errors/gateway.transaction_processing.refund_limit_exceeded) - [gateway.transaction_processing.refund_not_allowed](/docs/api/errors/gateway.transaction_processing.refund_not_allowed) - [gateway.transaction_processing.refund_not_issued](/docs/api/errors/gateway.transaction_processing.refund_not_issued) - [gateway.transaction_processing.refund_timelimit_exceeded](/docs/api/errors/gateway.transaction_processing.refund_timelimit_exceeded) - [gateway.transaction_processing.refund_window_crossed](/docs/api/errors/gateway.transaction_processing.refund_window_crossed) - [gateway.transaction_processing.resource_missing](/docs/api/errors/gateway.transaction_processing.resource_missing) - [gateway.transaction_processing.surcharge_not_permitted](/docs/api/errors/gateway.transaction_processing.surcharge_not_permitted) - [gateway.transaction_processing.temp_not_allowed](/docs/api/errors/gateway.transaction_processing.temp_not_allowed) - [gateway.transaction_processing.temporary_issue](/docs/api/errors/gateway.transaction_processing.temporary_issue) - [gateway.transaction_processing.transaction_expired](/docs/api/errors/gateway.transaction_processing.transaction_expired) - [gateway.transaction_processing.transaction_not_allowed](/docs/api/errors/gateway.transaction_processing.transaction_not_allowed) - [gateway.transaction_processing.transaction_not_permitted_to_cardholder](/docs/api/errors/gateway.transaction_processing.transaction_not_permitted_to_cardholder) - [gateway.transaction_processing.transaction_rejected](/docs/api/errors/gateway.transaction_processing.transaction_rejected) - [gateway.transaction_processing.unauthorized_debit](/docs/api/errors/gateway.transaction_processing.unauthorized_debit) - [gateway.transaction_processing.withdrawal_frequency_exceeded](/docs/api/errors/gateway.transaction_processing.withdrawal_frequency_exceeded) - [gateway.transaction_processing.withdrawal_limit_exceeded](/docs/api/errors/gateway.transaction_processing.withdrawal_limit_exceeded)