Flutter 项目开发遇到的错误：
Launching lib\cn\xinzhili\patient\ui\main.dart on MHA AL00 in debug mode...
Running Gradle task 'assembleDebug'...
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':app:compileDebugKotlin'.
> Could not resolve all artifacts for configuration ':app:debugCompileClasspath'.
> Failed to transform artifact 'arm64_v8a_debug.jar (io.flutter:arm64_v8a_debug:1.0.0-2994f7e1e682039464cb25e31a78b86a3c59b695)' to match attributes {artifactType=android-classes, org.gradle.libraryelements=jar, org.gradle.usage=java-runtime}.
> Execution failed for JetifyTransform: C:\Users\juwuguo\.gradle\caches\modules-2\files-2.1\io.flutter\arm64_v8a_debug\1.0.0-2994f7e1e682039464cb25e31a78b86a3c59b695\2ef393f0cfe7b16f75cbb560a12364cc448a62af\arm64_v8a_debug-1.0.0-2994f7e1e682039464cb25e31a78b86a3c59b695.jar.
> Failed to transform 'C:\Users\juwuguo\.gradle\caches\modules-2\files-2.1\io.flutter\arm64_v8a_debug\1.0.0-2994f7e1e682039464cb25e31a78b86a3c59b695\2ef393f0cfe7b16f75cbb560a12364cc448a62af\arm64_v8a_debug-1.0.0-2994f7e1e682039464cb25e31a78b86a3c59b695.jar' using Jetifier. Reason: invalid block type. (Run with --stacktrace for more details.)
> Failed to transform artifact 'x86_64_debug.jar (io.flutter:x86_64_debug:1.0.0-2994f7e1e682039464cb25e31a78b86a3c59b695)' to match attributes {artifactType=android-classes, org.gradle.libraryelements=jar, org.gradle.usage=java-runtime}.
> Execution failed for JetifyTransform: C:\Users\juwuguo\.gradle\caches\modules-2\files-2.1\io.flutter\x86_64_debug\1.0.0-2994f7e1e682039464cb25e31a78b86a3c59b695\ce0e3fab2c8696e176c54639579d3d438a8a0925\x86_64_debug-1.0.0-2994f7e1e682039464cb25e31a78b86a3c59b695.jar.
> Failed to transform 'C:\Users\juwuguo\.gradle\caches\modules-2\files-2.1\io.flutter\x86_64_debug\1.0.0-2994f7e1e682039464cb25e31a78b86a3c59b695\ce0e3fab2c8696e176c54639579d3d438a8a0925\x86_64_debug-1.0.0-2994f7e1e682039464cb25e31a78b86a3c59b695.jar' using Jetifier. Reason: invalid literal/length code. (Run with --stacktrace for more details.)
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.
* Get more help at https://help.gradle.org
BUILD FAILED in 20s
Finished with error: Gradle task assembleDebug failed with exit code 1
打开AndroidStudio Setting =>Compiler>kotlin Compiler ==>kotlin to Jvm 如图：
点击下拉框，将kotlin to jvm 修改成1.8
点击右下角 apply，点击OK后，重新运行就OK了。
参考：https://blog.csdn.net/weixin_41191134/article/details/79959868
