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The 'Access-Control-Allow-Origin' header contains multiple values'*, *', but only one is allowed.
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2020-02-25 18:41:31
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The 'Access-Control-Allow-Origin' header contains multiple values'*, *', but only one is allowed.
出现这种情况可能是有两处同时设置了跨域访问,只需要把其中的一处设置注释掉就可以了(是不是不知道另一处在哪呀?把知道的注释掉就行)
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转载自
blog.csdn.net/STUDENTstudent123/article/details/102509785
The 'Access-Control-Allow-Origin' header contains multiple values '*, *', but only one is allowed.
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