debug_traceTransaction - Cronos RPC Method
Trace a transaction execution on Cronos. Requires archive node for debugging DeFi protocols, NFT marketplaces, and Crypto.com ecosystem integrations.
Traces a transaction execution on Cronos by transaction hash.
Archive Node Required
This method requires an archive node. It is not available on full nodes.
Use Cases
- Transaction debugging - Understand exactly what happened
- Failure analysis - Find where and why a transaction reverted
- Gas optimization - Analyze gas usage for DeFi protocols, NFT marketplaces, and Crypto.com ecosystem integrations
Request Parameters
32-byte transaction hash
Tracer configuration
Response Body
Call type (CALL, DELEGATECALL, STATICCALL, CREATE, CREATE2)
Sender address
Receiver address
Gas provided for the call (hex)
Gas consumed by the call (hex)
Call data (hex)
Return data (hex), present on success
Value transferred in wei (hex)
Revert reason, present on failure
Nested internal calls
Tracer Options
{}- Default opcode tracer (verbose){ tracer: "callTracer" }- Call tree tracer{ tracer: "prestateTracer" }- Pre-state tracer
Code Examples
curl -X POST https://api-cronos-mainnet-archive.n.dwellir.com/YOUR_API_KEY \
-H "Content-Type: application/json" \
-d '{
"jsonrpc": "2.0",
"method": "debug_traceTransaction",
"params": ["0x159952dbecdbb7c17e962de632fe2560cddcdb371b4d98f37015e3682669f39c", {"tracer": "callTracer"}],
"id": 1
}'Related Methods
debug_traceCall- Trace without executingdebug_traceBlockByNumber- Trace entire block