Swift报错：“‘nil‘ is incompatible with return type ‘User‘” - 代码天地

Swift报错：“‘nil‘ is incompatible with return type ‘User‘”

移动开发 2023-09-08 18:37:32 阅读次数: 0

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转载自blog.csdn.net/watson2017/article/details/132756060

Swift报错：“‘nil‘ is incompatible with return type ‘User‘”

Unity报错：ArgumentException: method return type is incompatible

后端出现“incompatible types“或者”attempting to use incompatible return type”错误

SpringMVC --- No converter found for return value of type: class ink.xlr.po.User

[Android]运行项目报错The application could not be installed: INSTALL_FAILED_SHARED_USER_INCOMPATIBLE

Mybatis 报错Mapper method 'xxx' has an unsupported return type

Springboot报错:No converter found for return value of type: class

covariant return type in override

AOP 报错 return value from advice does not match primitive return type for: public boolean

【spring】SpringAop报错: Null return value from advice does not match primitive return type for

redis配置文件报错 Does the parameter type of the setter match the return type of the getter?

Initializing 'AppDelegate *__strong' with an expression of incompatible type

return HttpResponseMessage with ObjectContent Json Type

No converter found for return value of type

HADOOP报错Incompatible namespaceIDs

Mybatis返回int类型为空时报错 attempted to return null from a method with a primitive return type (int）

【java】Mybatis返回int类型为空时报错 attempted to return null from a method with a primitive return type (int）

Django DRF报错：return serializer_field.context[‘request‘].user，KeyError: ‘request‘

mac安装bochs报错cdrom_osx.cc:194:18: error: assigning to 'char ' from incompatible type 'const ch

uc_user.user_type 设计思路

java.lang.IllegalArgumentException:No converter found for return value of type:class 报错

SpringBoot报错：java.lang.IllegalArgumentException: No converter found for return value of type:

ajax请求后台报错No converter found for return value of type: class java.util.ArrayList

spring boot 自定义返回值报错（No converter found for return value of type: class XXXXXXX）

报错：Unknown return value type: java.lang.Boolean（已解决）

SpringMVC 访问Controller 报错：e No converter found for return value of type: class java.util.ArrayLis

springboot报错笔记(1) :java.lang.IllegalArgumentException: Unknown return value type: java.lang.Integer

【缺少@ResponseBody报错】java.lang.IllegalArgumentException: Unknown return value type: java.lang.Integer

INSTALL_FAILED_UPDATE_INCOMPATIBLE和INSTALL_FAILED_SHARED_USER_INCOMPATIBLE

重定向 return "redirect:/user/index";

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