서버 415응답 에러 (content type 'multipart/form-data charset=utf-8' notsupported)

Question

webkit api를 사용하여 녹음파일 저장하여 서버로 보내는 작업중에 org.springframework.web.HttpMediaTypeNotSupportedException: Content type 'multipart/form-data;boundary=----WebKitFormBoundaryp0WMP4VEeU1s6j7J;charset=UTF-8' not supported해당 에러가 발생하여서 문의드립니다..-javascript (프론트)function createDownloadLinktt(blob) { //upload link var filename = "temp"; var xhr=new XMLHttpRequest(); xhr.onload=function(e) { if (xhr.readyState === xhr.DONE) { // 요청이 완료되면 if (xhr.status === 200 || xhr.status === 201) { console.log(xhr.responseText); } else { console.error(xhr.responseText); } } }; var fd=new FormData(); fd.append("audio_data",blob, filename + ".wav"); xhr.open("POST", "/sendWavFile", true); //xhr.setRequestHeader("Content-Type", 'multipart/form-data;'); xhr.send(fd);} java (백엔드) @RequestMapping(value = "/sendWavFile", method = RequestMethod.POST) public ResponseEntity requestSendWavFile(MultipartHttpServletRequest request, HttpServletResponse response) throws Exception { /* logger.debug("[/sendWavFile] [SessionId] " + requestVo.getSessionId()); */ MultipartHttpServletRequest multipartHttpServletRequest = (MultipartHttpServletRequest)request; Iterator iterator = multipartHttpServletRequest.getFileNames(); MultipartFile multipartFile = null; File wavFile = null; while(iterator.hasNext()){ multipartFile = multipartHttpServletRequest.getFile(iterator.next()); wavFile = multipartToFile(multipartFile); } String voiceApi= doPOST(wavFile); logger.info("--------------------------API 테스트response : "+voiceApi.toString()); HttpHeaders responseHeaders = new HttpHeaders(); responseHeaders.add("Content-Type", "text/html; charset=utf-8"); return new ResponseEntity(voiceApi, responseHeaders, HttpStatus.CREATED); } -빈설정 다음과같이 설정하고 진행하였으나전송은하는데 계속 415 에러와 함꼐org.springframework.web.HttpMediaTypeNotSupportedException: Content type 'multipart/form-data;boundary=----WebKitFormBoundaryp0WMP4VEeU1s6j7J;charset=UTF-8' not supported이에러가 발생하네요 도움부탁드립니다..ㅠ

서버 415응답 에러 (content type 'multipart/form-data charset=utf-8' notsupported)

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