API : General Exception Handling

Code example ➡️

Run the file at the path below, also refer to the GitHub link attached below.

ts-node src/4-transactions/1-transaction-error.ts

polkadot-js-recipes/1-transaction-error.ts at main · polkadotjs-developer-hub/polkadot-js-recipesGitHub

Sample output 👉

######################################## Transaction initiating ############################################

 Account 5GEwX4bq8uzehVgdTKfmPrXPU61XoUdqfCZmWxs1tajKz9K8 has a balance of 0.63498984454 WND

 Requested amount: 10000 WND

######################################## Transaction failed ################################################

 Transaction failed with Error: createType(Call):: Call: failed decoding balances.transfer:: Struct: failed on args: {"dest":"MultiAddress","value":"Lookup53"}:: Struct: failed on dest: {"_enum":{"Id":"AccountId","Index":"Compact<AccountIndex>","Raw":"Bytes","Address32":"H256","Address20":"H160"}}:: Decoding 11: Invalid decoded address length

######################################## Stack trace #######################################################
Error: createType(Call):: Call: failed decoding balances.transfer:: Struct: failed on args: {"dest":"MultiAddress","value":"Lookup53"}:: Struct: failed on dest: {"_enum":{"Id":"AccountId","Index":"Compact<AccountIndex>","Raw":"Bytes","Address32":"H256","Address20":"H160"}}:: Decoding 11: Invalid decoded address length
    at createTypeUnsafe (C:\Users\91824\Documents\Codes\pjs-recipies\polkadot-js-recipes\node_modules\@polkadot\types-create\cjs\create\type.js:71:18)
    at TypeRegistry.createTypeUnsafe (C:\Users\91824\Documents\Codes\pjs-recipies\polkadot-js-recipes\node_modules\@polkadot\types\cjs\create\registry.js:295:46)
    at extrinsicFn (C:\Users\91824\Documents\Codes\pjs-recipies\polkadot-js-recipes\node_modules\@polkadot\types\cjs\metadata\decorate\extrinsics\createUnchecked.js:26:21)
    at Object.decorated [as transfer] (C:\Users\91824\Documents\Codes\pjs-recipies\polkadot-js-recipes\node_modules\@polkadot\api\cjs\base\Decorate.js:543:22)
    at calculateTransactionFees (C:\Users\91824\Documents\Codes\pjs-recipies\polkadot-js-recipes\src\utils\transactionUtils.ts:22:10)
    at main (C:\Users\91824\Documents\Codes\pjs-recipies\polkadot-js-recipes\src\4-transactions\1-transaction-error.ts:43:35)
    at processTicksAndRejections (internal/process/task_queues.js:95:5)