短信发送失败,提示如下,求教什么原因?
"message": "cURL error 60: SSL certificate problem: self signed certificate in certificate chain (see http://curl.haxx.se/libcurl/c/libcurl-errors.html)",
"status_code": 500,
"debug": {
"line": 187,
"file": "E:\\www\\laravel\\la5\\vendor\\guzzlehttp\\guzzle\\src\\Handler\\CurlFactory.php",
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