Response Codes and Errors

The table lists Node API response codes.

Status code	Description
200 OK	Successful request and response
400 Bad Request	Invalid request parameters
403 Forbidden	API key is wrong or missed in the request to a private endpoint
404 Not Found	Requested object (block, transaction, alias, entry key of an account data storage, and so on) is not found
429 Too Many Requests	The size of the request queue has exceeded the limit set for public nodes
500 Internal Server Error	Server Error
501 Not Implemented	Unsupported transaction type
503 Service Unavailable	API is not available, or the node did not manage to process the request in the allotted time (see Slow requests), or the number of simultaneous connections has exceeded the limit set for public nodes

If 4xx or 501 error occurs, the following structure is returned:

{
  "error": (number),
  "message": "(string)"
}

Example:

{
  "error": 10,
  "message": "Too big sequences requested"
}

Error	Message	Comments and possible reasons
0	Error is unknown
1	failed to parse json message	• Invalid JSON • Required parameter is missed • Invalid parameter
2	Provided API key is not correct	API key is wrong or missed in request to a private endpoint
10	Too big sequences requested	Exceeded data limit: • Number of requested transactions is greater than the specified in the waves.rest-api.transactions-by-address-limit setting • Number of requested blocks is greater than 100 • Exceeded the limits for a Data transaction • Exceeded the length of the attachment field for a Transfer transaction or a Mass Transfer transaction
101	Invalid signature
102	Invalid address
108	Invalid public key
110	Invalid message	Failed to decode message, signature or key for /addresses/verify/{address} or /addresses/verifyText/{address} endpoint
113	Overflow error	fee+amount or the total amount in the Mass Transfer transaction is greater than the maximum Long value
116	Request contains invalid IDs. id1, id2, ...	Invalid base58 in the list of transaction IDs
199	...	Other validation errors
301	Block does not exist
302	• alias '...' doesn't exist • alias for address '...' doesn't exist
303	• Transaction timestamp ... is more than ... ms in the future relative to block timestamp ... • Transaction timestamp ... is more than ... ms in the past relative to previous block timestamp ...
304	no data for this key	The requested key does not exist in the account data storage
305	...	Script compilation error
306	Error while executing (token|account)-script: ...	Error while executing an asset script or account script
307	Transaction is not allowed by account-script
308	Transaction is not allowed by token-script
311	transactions does not exist	• Asset with the given ID is not found • Transaction with the given ID is not found
312	transaction type not supported
400	Transaction ... is already in the state on a height of ...	Duplicated transaction broadcasted
402	Accounts balance errors	• The transaction sender does not have enough funds to pay a fee or to transfer • dApp does not have enough funds to complete actions (ScriptTransfer or Burn)
403	Order validation error: ...	• The amount specified in the order has already been executed • Insufficient fee
404	Wrong chain-id. Expected - ..., provided - ...
405	• Too many proofs (...), only ... allowed • Too large proof (...), must be max ... bytes
4001	• Transaction ID was not specified • Wrong char • ... has invalid length .... Length can either be ... or ...	Transaction ID is missed, invalid or has an invalid length
4002	• Wrong char • ... has invalid length .... Length can either be ... or ...	Block ID is invalid or has an invalid length
4007	Invalid asset id