java.lang.IllegalArgumentException: 'json' argument must be an instance of: [class java.lang.String, class [B
问题 I am making a third party request in Hybris1811 framework using Spring Rest Template . But after getting response I am Getting below error: Could not properly initialize user sessionorg.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.IllegalArgumentException: 'json' argument must be an instance of: [class java.lang.String, class [B, class java.io.File, class java.net.URL, class java.io.InputStream, class java.io.Reader] , but gotten: