Error Reference

Learn about the standard JSON-RPC error codes and Particle Network's custom error codes

For JSON-RPC-specific errors, our API returns a 200 with the JSON-RPC error in the JSON response.

Example Error Response

{
    "jsonrpc": "2.0",
    "chainId": 101, // optional; only chains's rpc returns this
    "id": 1,
    "error": {
        "code": -32602,
        "message": "Invalid params: invalid length 63, expected a 0x-prefixed, padded, hex-encoded hash with length 64.",
        "data": {
            "extraMessage": ""
        }
    }
}

JSON-RPC Error Codes

Code	Possible Return Message	Description
System Errors
10001	System error	Internal JSON-RPC error.
10002	Invalid parameters	Invalid method parameter(s).
Common Errors: 401xx
40101	User not exists
40102	Authentication failed	Invalid project ID or invalid project key.
40103	Address not exists
40104	Insufficient funds
40105	EIP1559: Invalid fee setting
40106	Nonce error
40107	Cancel the biggest nonce first	Cancel local status transaction must from the biggest to the smallest.
40108	Transaction confirmed	Can not speed up or cancel a confirmed transaction.
40109	gasLimit too low
40110	JsonRPC request body error
40111	The contract doesn't exist or is unverified
40112	The contract is not locked for the user
40113	EIP1559 transaction is not supported
Solana Errors: 402xx
40201	Transaction Error
40202	You can not settle the auction, because you have not participated in the auction
40203	You are not the creator of this metadata
40204	Auction is not in Started state
40205	Metadata already exists
40206	No need to unwarp
EVM-Chains Errors: 403xx
40301	Swap Error
JSON RPC Standard Errors: -32xxx
-32700	Parse error	Invalid JSON was received by the server. An error occurred on the server while parsing the JSON text.
-32600	Invalid request	The JSON sent is not a valid Request object.
-32601	Method not found	The method does not exist/is not available.
-32602	Invalid parameters	Invalid method parameter(s).
-32603	Internal error	Internal JSON-RPC error.
-32000	Server error