안녕하세요! 전에 물어본 플러터 질문자입니다!
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게시물 수정 , 삭제는 로그인 필요
일단 정말 계속 답변주셔서 감사드려요ㅠ 다름이 아니라 말씀주신대로 수정해보았는데 오류가 절반 이상 사라졌어요! 근데 아직 많이 남아있어서.. 혹시 아실까요.. 프로젝트는 다시 파서 방금 말씀주신 것만 second commit으로 바꾸었어요! 보시고 혹시 아시면 말씀해주세요.. 오늘 자정까지 제출이라,, 빨리 해야되어서,,
https://github.com/pbj0618/chamgohae0
java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.chamgohae123/com.chamgohae123.MainActivity}: java.lang.ClassCastException: com.chamgohae123.MainActivity cannot be cast to android.app.Activity
FATAL EXCEPTION: mainProcess: com.chamgohae123, PID: 23860java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.chamgohae123/com.chamgohae123.MainActivity}: java.lang.ClassCastException: com.chamgohae123.MainActivity cannot be cast to android.app.Activity at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3347) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3595) at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:85) at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2066) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loop(Looper.java:223) at android.app.ActivityThread.main(ActivityThread.java:7664) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:592) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)Caused by: java.lang.ClassCastException: com.chamgohae123.MainActivity cannot be cast to android.app.Activity at android.app.AppComponentFactory.instantiateActivity(AppComponentFactory.java:95) at androidx.core.app.CoreComponentFactory.instantiateActivity(Unknown Source:0) at android.app.Instrumentation.newActivity(Instrumentation.java:1253) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3335) ... 11 more
혹시 그리고 추가로 매니페스트 파일에 기본적으로 .MainActivity으로 되어있던데 .을 없애야하는 거였나요,,?
![](https://img-api.cboard.net/img_n.php?image_url=https://kin-phinf.pstatic.net/20231214_164/1702511992537NNX2r_PNG/%BD%BA%C5%A9%B8%B0%BC%A6_2023-12-14_085618.png)
java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.chamgohae123/com.chamgohae123.MainActivity}: java.lang.ClassCastException: com.chamgohae123.MainActivity cannot be cast to android.app.Activity
FATAL EXCEPTION: mainProcess: com.chamgohae123, PID: 23860java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.chamgohae123/com.chamgohae123.MainActivity}: java.lang.ClassCastException: com.chamgohae123.MainActivity cannot be cast to android.app.Activity at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3347) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3595) at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:85) at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2066) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loop(Looper.java:223) at android.app.ActivityThread.main(ActivityThread.java:7664) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:592) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:947)Caused by: java.lang.ClassCastException: com.chamgohae123.MainActivity cannot be cast to android.app.Activity at android.app.AppComponentFactory.instantiateActivity(AppComponentFactory.java:95) at androidx.core.app.CoreComponentFactory.instantiateActivity(Unknown Source:0) at android.app.Instrumentation.newActivity(Instrumentation.java:1253) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3335) ... 11 more
혹시 그리고 추가로 매니페스트 파일에 기본적으로 .MainActivity으로 되어있던데 .을 없애야하는 거였나요,,?
#안녕하세요 전에 연락드렸던