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
​

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

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