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Qtcreator error reporting solution

2022-06-21 17:00:00 【CSU kayah】

Error message ：use of overload operator '=' is ambiguous (with operand types 'std::string'(aka 'basic_string<char,char_traits<char>,allocator<char> >')and 'QByteArray')

Code before modification 

strModelName = attributes.value("ModelName").toLocal8Bit();

The modified code 

strModelName = attributes.value("ModelName").toLocal8Bit().data();

notes ： strModelName The type is string

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