My flutter sdk version is 2.2.1 and dart sdk version is 2.13 . Flutter doctor shows everything is fine. Problem occurred while building release apk for the first time. After that running in debug mode shows error also! here is the pic
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Himel
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try replacing -> with => in you FlutterLocation file. Also remove '{' after lamda expression – Taha Asif Jun 07 '21 at 06:30
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please change your java SDK 7 to Java 8 to support lambda expressions.
Tataji
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check this link: https://stackoverflow.com/questions/36638657/run-android-studio-with-jre-1-8-or-later-version – Tataji Jun 07 '21 at 08:46