appium desktop使用是出现问题，求大神帮忙看下问题怎么解决

我是第一次使用博客，当前在学习appium自动化测试，目前环境已经搭建完毕，检测appium配置无问题，但是使用appium desktop的时候老是会报出：Original error: activity and pkg are required to start an application的错误，麻烦各位大神帮我看下怎样解决
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附上报错代码[MJSONWP] Encountered internal error running command: Error: Error occured while starting App. Original error: activity and pkg is required for launching application at Object.wrappedLogger.errorAndThrow (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\appium-support\lib\logging.js:69:13) at ADB.callee$0$0$ (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\appium-adb\lib\tools\apk-utils.js:101:9) at tryCatch (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:67:40) at GeneratorFunctionPrototype.invoke [as _invoke] (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:315:22) at GeneratorFunctionPrototype.prototype.(anonymous function) [as next] (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21) at invoke (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:136:37) at enqueueResult (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:185:17) at Promise () at F (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\core-js\library\modules\$.export.js:30:36) at AsyncIterator.enqueue (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:184:12) at AsyncIterator.prototype.(anonymous function) [as next] (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21) at Object.runtime.async (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:209:12) at ADB.callee$0$0 [as startApp] (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\appium-adb\build\lib\tools\apk-utils.js:122:30) at AndroidDriver.callee$0$0$ (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\appium-android-driver\lib\commands\general.js:237:18) at tryCatch (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:67:40) at GeneratorFunctionPrototype.invoke [as _invoke] (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:315:22) at GeneratorFunctionPrototype.prototype.(anonymous function) [as next] (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21) at invoke (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:136:37) at enqueueResult (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:185:17) at Promise () at F (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\core-js\library\modules\$.export.js:30:36) at AsyncIterator.enqueue (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:184:12) at AsyncIterator.prototype.(anonymous function) [as next] (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21) at Object.runtime.async (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:209:12) at AndroidDriver.callee$0$0 [as startAUT] (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\appium-android-driver\build\lib\commands\general.js:535:30) at AndroidDriver.startAndroidSession$ (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\appium-android-driver\lib\driver.js:280:20) at tryCatch (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:67:40) at GeneratorFunctionPrototype.invoke [as _invoke] (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:315:22) at GeneratorFunctionPrototype.prototype.(anonymous function) [as next] (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:100:21) at GeneratorFunctionPrototype.invoke (C:\Users\v_bhzzhang\AppData\Local\appium-desktop\app-1.5.0\resources\app\node_modules\appium\node_modules\babel-runtime\regenerator\runtime.js:136:37) at [HTTP] <-- POST /wd/hub/session 500 23282 ms - 241