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patch: add check before accessing cause.data in getParsedError #649

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merged 1 commit into from
Dec 7, 2023
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patch: add check before accessing cause.data in getParsedError #649

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4 changes: 2 additions & 2 deletions packages/nextjs/components/scaffold-eth/Contract/utilsContract.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -25,9 +25,9 @@ const getParsedError = (e: any): string => {
message = e.details;
} else if (e.shortMessage) {
message = e.shortMessage;
const cause = e.cause as { data?: DecodeErrorResultReturnType };
const cause = e.cause as { data?: DecodeErrorResultReturnType } | undefined;
// if its not generic error, append custom error name and its args to message
if (cause.data && cause.data?.abiItem?.name !== "Error") {
if (cause?.data && cause.data?.abiItem?.name !== "Error") {
const customErrorArgs = cause.data.args?.toString() ?? "";
message = `${message.replace(/reverted\.$/, "reverted with following reason:")}\n${
cause.data.errorName
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