> For the complete documentation index, see [llms.txt](https://whitepaper.nomoex.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://whitepaper.nomoex.com/api-documentation/errors.md).

# Errors

Errors consist of two parts: an error code and a message. Codes are universal, but messages can vary. Here is the error JSON payload:

```
{
  "code":-1121,
  "msg":"Invalid symbol."
}
```

### 10xx - General Server or Network issues <a href="#id-10xx-general-server-or-network-issues" id="id-10xx-general-server-or-network-issues"></a>

#### -1000 UNKNOWN <a href="#id-1000-unknown" id="id-1000-unknown"></a>

* An unknown error occured while processing the request.

#### -1001 DISCONNECTED <a href="#id-1001-disconnected" id="id-1001-disconnected"></a>

* Internal error; unable to process your request. Please try again.

#### -1002 UNAUTHORIZED <a href="#id-1002-unauthorized" id="id-1002-unauthorized"></a>

* You are not authorized to execute this request. Request need API Key included in . We suggest that API Key be included in any request.

#### -1003 TOO\_MANY\_REQUESTS <a href="#id-1003-too_many_requests" id="id-1003-too_many_requests"></a>

* Requests exceed the limit too frequently.

#### -1004 NO\_THIS\_COMPANY <a href="#id-1004-no_this_company" id="id-1004-no_this_company"></a>

* You are not authorized to execute this request. User not exit Company

#### -1006 UNEXPECTED\_RESP <a href="#id-1006-unexpected_resp" id="id-1006-unexpected_resp"></a>

* An unexpected response was received from the message bus. Execution status unknown. OPEN API server find some exception in execute request .Please report to Customer service.

#### -1007 TIMEOUT <a href="#id-1007-timeout" id="id-1007-timeout"></a>

* Timeout waiting for response from backend server. Send status unknown; execution status unknown.

#### -1014 UNKNOWN\_ORDER\_COMPOSITION <a href="#id-1014-unknown_order_composition" id="id-1014-unknown_order_composition"></a>

* Unsupported order combination.

#### -1015 TOO\_MANY\_ORDERS <a href="#id-1015-too_many_orders" id="id-1015-too_many_orders"></a>

* Too many new orders.

#### -1016 SERVICE\_SHUTTING\_DOWN <a href="#id-1016-service_shutting_down" id="id-1016-service_shutting_down"></a>

* This service is no longer available.

#### -1017 ILLEGAL\_CONTENT\_TYPE <a href="#id-1017-illegal_content_type" id="id-1017-illegal_content_type"></a>

* We recommend attaching Content-Type to all request headers and setting it to application/json

#### -1020 UNSUPPORTED\_OPERATION <a href="#id-1020-unsupported_operation" id="id-1020-unsupported_operation"></a>

* This operation is not supported.

#### -1021 INVALID\_TIMESTAMP <a href="#id-1021-invalid_timestamp" id="id-1021-invalid_timestamp"></a>

* Timestamp for this request is outside of the recvWindow.
* Timestamp for this request was 1000ms ahead of the server's time.
* Please check the difference between your local time and server time .

#### -1022 INVALID\_SIGNATURE <a href="#id-1022-invalid_signature" id="id-1022-invalid_signature"></a>

* Signature for this request is not valid.

#### -1023 UNTIMESTAMP <a href="#id-1023-untimestamp" id="id-1023-untimestamp"></a>

* You are not authorized to execute this request, we recommend that you add X-CH-TS to all request headers

#### -1024 UNSIGNATURE <a href="#id-1024-unsignature" id="id-1024-unsignature"></a>

* You are not authorized to execute this request, we recommend that you add X-CH-SIGN to the request header

### 11xx - Request issues <a href="#id-11xx-request-issues" id="id-11xx-request-issues"></a>

#### -1100 ILLEGAL\_CHARS <a href="#id-1100-illegal_chars" id="id-1100-illegal_chars"></a>

* Illegal characters found in a parameter.

#### -1101 TOO\_MANY\_PARAMETERS <a href="#id-1101-too_many_parameters" id="id-1101-too_many_parameters"></a>

* Too many parameters sent for this endpoint.

#### -1102 MANDATORY\_PARAM\_EMPTY\_OR\_MALFORMED <a href="#id-1102-mandatory_param_empty_or_malformed" id="id-1102-mandatory_param_empty_or_malformed"></a>

* A mandatory parameter was not sent, was empty/null, or malformed.
* Mandatory parameter '%s' was not sent, was empty/null, or malformed.
* Param '%s' or '%s' must be sent, but both were empty/null!

#### -1103 UNKNOWN\_PARAM <a href="#id-1103-unknown_param" id="id-1103-unknown_param"></a>

* An unknown parameter was sent.
* each request requires at least one parameter. {Timestamp}.

#### -1104 UNREAD\_PARAMETERS <a href="#id-1104-unread_parameters" id="id-1104-unread_parameters"></a>

* Not all sent parameters were read.
* Not all sent parameters were read; read '%s' parameter(s) but was sent '%s'.

#### -1105 PARAM\_EMPTY <a href="#id-1105-param_empty" id="id-1105-param_empty"></a>

* A parameter was empty.
* Parameter '%s' was empty.

#### -1106 PARAM\_NOT\_REQUIRED <a href="#id-1106-param_not_required" id="id-1106-param_not_required"></a>

* A parameter was sent when not required.
* Parameter '%s' sent when not required.

#### -1111 BAD\_PRECISION <a href="#id-1111-bad_precision" id="id-1111-bad_precision"></a>

* Precision is over the maximum defined for this asset.

#### -1112 NO\_DEPTH <a href="#id-1112-no_depth" id="id-1112-no_depth"></a>

* No orders on book for symbol.

#### -1116 INVALID\_ORDER\_TYPE <a href="#id-1116-invalid_order_type" id="id-1116-invalid_order_type"></a>

* Invalid orderType.
* In the current version , ORDER\_TYPE values is LIMIT or MARKET.

#### -1117 INVALID\_SIDE <a href="#id-1117-invalid_side" id="id-1117-invalid_side"></a>

* Invalid side.
* ORDER\_SIDE values is BUY or SELL

#### -1118 EMPTY\_NEW\_CL\_ORD\_ID <a href="#id-1118-empty_new_cl_ord_id" id="id-1118-empty_new_cl_ord_id"></a>

* New client order ID was empty.

#### -1121 BAD\_SYMBOL <a href="#id-1121-bad_symbol" id="id-1121-bad_symbol"></a>

* Invalid symbol.

#### -1136 ORDER\_VOLUME\_TOO\_SMALL <a href="#id-1136-order_volume_too_small" id="id-1136-order_volume_too_small"></a>

* Order volume lower than the minimum.

#### -1138 ORDER\_PRICE\_WAVE\_EXCEED <a href="#id-1138-order_price_wave_exceed" id="id-1138-order_price_wave_exceed"></a>

* Order price exceeds permissible range.

#### -1139 ORDER\_NOT\_SUPPORT\_MARKET <a href="#id-1139-order_not_support_market" id="id-1139-order_not_support_market"></a>

* This trading pair does not support market trading

#### -1145 ORDER\_NOT\_SUPPORT\_CANCELLATION <a href="#id-1145-order_not_support_cancellation" id="id-1145-order_not_support_cancellation"></a>

* This order type does not support cancellation

#### -2013 NO\_SUCH\_ORDER <a href="#id-2013-no_such_order" id="id-2013-no_such_order"></a>

* Order does not exist.

#### -2015 REJECTED\_CH\_KEY <a href="#id-2015-rejected_ch_key" id="id-2015-rejected_ch_key"></a>

* Invalid API-key, IP, or permissions for action.

#### -2016 EXCHANGE\_LOCK <a href="#id-2016-exchange_lock" id="id-2016-exchange_lock"></a>

* Transaction is frozen

#### -2017 BALANCE\_NOT\_ENOUGH <a href="#id-2017-balance_not_enough" id="id-2017-balance_not_enough"></a>

* Insufficient balance