Failed to create session. An unknown server-side error occurred while processing the command. Original error:
Cannot verify the signature of 'C:\Users\Tmx\AppData\Local\Programs\Appium\resources\app\node_modules
appium\node_modules\appium-uiautomator2-server\apks\appium-uiautomator2-server-v4.21.1.apk'.
Original error: Error: A JNI error has occurred, please check your installation and try again Exception in
thread "main" java.lang.UnsupportedClassVersionError: com/android/apksigner/ApkSignerTool has been compiled
by a more recent version of the Java Runtime (class file version 53.0), this version of the Java Runtime only recognizes
class file versions up to 52.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass
(ClassLoader.java:756) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.
defineClass(URLClassLoader.java:473)
at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:362)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:355)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
看下java -version与javac -version是否不一样。
参考这里试下 https://blog.csdn.net/weixin_42376686/article/details/124006881