stacktrace: java.lang.ClassCastException: java.util.HashMap cannot be cast to

今天線上發了好幾封預警郵件，郵件內容如下： 看了下項目報錯的代碼: ApiResult<WithdrawResultDto> withdrawResult = loanApiService.queryWithdrawResult(contractNo); WithdrawResultDto withdraw = withdrawResult.getData(); ApiResult

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