Fehler mit ArduinoJSON

In file included from c:\users\User\documents\arduino\libraries\arduinojson\src\arduinojson\operators\variantoperators.hpp:7:0,

                 from c:\users\User\documents\arduino\libraries\arduinojson\src\arduinojson\variant\variantref.hpp:12,

                 from C:\Users\User\Documents\Arduino\libraries\ArduinoJson\src/ArduinoJson/Array/ArrayIterator.hpp:8,

                 from C:\Users\User\Documents\Arduino\libraries\ArduinoJson\src/ArduinoJson/Array/ArrayRef.hpp:9,

                 from C:\Users\User\Documents\Arduino\libraries\ArduinoJson\src/ArduinoJson.hpp:17,

                 from C:\Users\User\Documents\Arduino\libraries\ArduinoJson\src/ArduinoJson.h:9,

                 from C:\Users\User\AppData\Local\Temp\arduino_build_513335\sketch\getWeather.cpp:15:

c:\users\User\documents\arduino\libraries\arduinojson\src\arduinojson\operators\VariantCasts.hpp: In instantiation of 'ArduinoJson6115_000001::VariantCasts<TImpl>::operator T() const [with T = char*; TImpl = ArduinoJson6115_000001::MemberProxy<const ArduinoJson6115_000001::ObjectRef&, const char*>]':

C:\Users\User\AppData\Local\Temp\arduino_build_513335\sketch\getWeather.cpp:97:15:   required from here

c:\users\User\documents\arduino\libraries\arduinojson\src\arduinojson\operators\VariantCasts.hpp:16:35: error: invalid conversion from 'ArduinoJson6115_000001::VariantAs<char*>::type {aka const char*}' to 'char*' [-fpermissive]

     return impl()->template as<T>();

                                   ^