Opa tranquilo, então sou novo no android e não sei bem o que seria o logcat mais vou enviar conforme instruções do site developers .
em todos os casos deixei o link do meu github com o projeto la para analise caso prefira .
2021-09-16 16:34:18.144 21953-21953/com.example.agendaalura W/ple.agendaalur: Accessing hidden method Landroid/view/View;->computeFitSystemWindows(Landroid/graphics/Rect;Landroid/graphics/Rect;)Z (light greylist, reflection)
2021-09-16 16:34:18.146 21953-21953/com.example.agendaalura W/ple.agendaalur: Accessing hidden method Landroid/view/ViewGroup;->makeOptionalFitsSystemWindows()V (light greylist, reflection)
2021-09-16 16:34:18.435 21953-21953/com.example.agendaalura E/SQLiteLog: (1) no such table: Alunos
2021-09-16 16:34:18.435 21953-21953/com.example.agendaalura D/AndroidRuntime: Shutting down VM
2021-09-16 16:34:18.467 21953-21953/com.example.agendaalura E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.agendaalura, PID: 21953
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.agendaalura/com.example.agendaalura.ListaAlunoActivity}: android.database.sqlite.SQLiteException: no such table: Alunos (code 1 SQLITE_ERROR): , while compiling: SELECT * FROM Alunos;
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2913)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3048)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1808)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:193)
at android.app.ActivityThread.main(ActivityThread.java:6669)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)
Caused by: android.database.sqlite.SQLiteException: no such table: Alunos (code 1 SQLITE_ERROR): , while compiling: SELECT * FROM Alunos;
at android.database.sqlite.SQLiteConnection.nativePrepareStatement(Native Method)
at android.database.sqlite.SQLiteConnection.acquirePreparedStatement(SQLiteConnection.java:903)
at android.database.sqlite.SQLiteConnection.prepare(SQLiteConnection.java:514)
at android.database.sqlite.SQLiteSession.prepare(SQLiteSession.java:588)
at android.database.sqlite.SQLiteProgram.<init>(SQLiteProgram.java:58)
at android.database.sqlite.SQLiteQuery.<init>(SQLiteQuery.java:37)
at android.database.sqlite.SQLiteDirectCursorDriver.query(SQLiteDirectCursorDriver.java:46)
at android.database.sqlite.SQLiteDatabase.rawQueryWithFactory(SQLiteDatabase.java:1408)
at android.database.sqlite.SQLiteDatabase.rawQuery(SQLiteDatabase.java:1347)
at com.example.agendaalura.dao.AlunoDAO.buscaAlunos(AlunoDAO.java:57)
at com.example.agendaalura.ListaAlunoActivity.onCreate(ListaAlunoActivity.java:25)
at android.app.Activity.performCreate(Activity.java:7136)
at android.app.Activity.performCreate(Activity.java:7127)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1271)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2893)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3048)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1808)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:193)
at android.app.ActivityThread.main(ActivityThread.java:6669)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)
2021-09-16 16:34:18.546 21953-21953/com.example.agendaalura I/Process: Sending signal. PID: 21953 SIG: 9