how to solve this error. please help me as soon as possible.

[sanu1525]

05-11 22:22:35.952 1479-1479/com.example.gettogetherapp E/dalvikvm: Could not find class 'androidx.core.view.ViewCompat$2', referenced from method androidx.core.view.ViewCompat.addOnUnhandledKeyEventListener
05-11 22:22:36.010 1479-1479/com.example.gettogetherapp E/dalvikvm: Could not find class 'android.view.View$OnUnhandledKeyEventListener', referenced from method androidx.core.view.ViewCompat.removeOnUnhandledKeyEventListener
05-11 22:22:36.038 1479-1479/com.example.gettogetherapp E/dalvikvm: Could not find class 'androidx.core.view.ViewCompat$1', referenced from method androidx.core.view.ViewCompat.setOnApplyWindowInsetsListener
05-11 22:22:36.799 1479-1479/com.example.gettogetherapp E/dalvikvm: Could not find class 'android.graphics.drawable.RippleDrawable', referenced from method androidx.appcompat.widget.AppCompatImageHelper.hasOverlappingRendering
05-11 22:22:36.811 1479-1563/com.example.gettogetherapp E/dalvikvm: Could not find class 'dalvik.system.DelegateLastClassLoader', referenced from method nk.a
05-11 22:22:36.888 1479-1479/com.example.gettogetherapp E/dalvikvm: Could not find class 'android.view.textclassifier.TextClassificationManager', referenced from method androidx.appcompat.widget.AppCompatTextClassifierHelper.getTextClassifier
05-11 22:22:36.973 1479-1479/com.example.gettogetherapp E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.gettogetherapp, PID: 1479
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.gettogetherapp/com.example.gettogetherapp.SinginActivity}: android.view.InflateException: Binary XML file line #106: Error inflating class Button
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2338)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2390)
at android.app.ActivityThread.access$800(ActivityThread.java:151)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1321)
at android.os.Handler.dispatchMessage(Handler.java:110)
at android.os.Looper.loop(Looper.java:193)
at android.app.ActivityThread.main(ActivityThread.java:5299)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:829)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:645)
at dalvik.system.NativeStart.main(Native Method)
Caused by: android.view.InflateException: Binary XML file line #106: Error inflating class Button
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:713)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:755)
at android.view.LayoutInflater.inflate(LayoutInflater.java:492)
at android.view.LayoutInflater.inflate(LayoutInflater.java:397)
at android.view.LayoutInflater.inflate(LayoutInflater.java:353)
at androidx.appcompat.app.AppCompatDelegateImpl.setContentView(AppCompatDelegateImpl.java:555)
at androidx.appcompat.app.AppCompatActivity.setContentView(AppCompatActivity.java:161)
at com.example.gettogetherapp.SinginActivity.onCreate(SinginActivity.kt:16)
at android.app.Activity.performCreate(Activity.java:5264)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1088)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2302)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2390) 
at android.app.ActivityThread.access$800(ActivityThread.java:151) 
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1321) 
at android.os.Handler.dispatchMessage(Handler.java:110) 
at android.os.Looper.loop(Looper.java:193) 
at android.app.ActivityThread.main(ActivityThread.java:5299) 
at java.lang.reflect.Method.invokeNative(Native Method) 
at java.lang.reflect.Method.invoke(Method.java:515) 
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:829) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:645) 
at dalvik.system.NativeStart.main(Native Method) 
Caused by: android.content.res.Resources$NotFoundException: File res/color/common_google_signin_btn_tint.xml from drawable resource ID #0x7f050041
at android.content.res.Resources.loadDrawable(Resources.java:2152)
at android.content.res.TypedArray.getDrawable(TypedArray.java:602)
at android.view.View.(View.java:3579)
at android.widget.TextView.(TextView.java:642)
at android.widget.Button.(Button.java:107)
at androidx.appcompat.widget.AppCompatButton.(AppCompatButton.java:72)
at androidx.appcompat.widget.AppCompatButton.(AppCompatButton.java:68)
at androidx.appcompat.app.AppCompatViewInflater.createButton(AppCompatViewInflater.java:192)
at androidx.appcompat.app.AppCompatViewInflater.createView(AppCompatViewInflater.java:111)
at androidx.appcompat.app.AppCompatDelegateImpl.createView(AppCompatDelegateImpl.java:1407)
at androidx.appcompat.app.AppCompatDelegateImpl.onCreateView(AppCompatDelegateImpl.java:1457)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:684)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:755) 
at android.view.LayoutInflater.inflate(LayoutInflater.java:492) 
at android.view.LayoutInflater.inflate(LayoutInflater.java:397) 
at android.view.LayoutInflater.inflate(LayoutInflater.java:353) 
at androidx.appcompat.app.AppCompatDelegateImpl.setContentView(AppCompatDelegateImpl.java:555) 
at androidx.appcompat.app.AppCompatActivity.setContentView(AppCompatActivity.java:161) 
at com.example.gettogetherapp.SinginActivity.onCreate(SinginActivity.kt:16) 
at android.app.Activity.performCreate(Activity.java:5264) 
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1088) 
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2302) 
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2390) 
at android.app.ActivityThread.access$800(ActivityThread.java:151) 
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1321) 
at android.os.Handler.dispatchMessage(Handler.java:110) 
at android.os.Looper.loop(Looper.java:193) 
at android.app.ActivityThread.main(ActivityThread.java:5299) 
at java.lang.reflect.Method.invokeNative(Native Method) 
at java.lang.reflect.Method.invoke(Method.java:515) 
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:829) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:645) 
at dalvik.system.NativeStart.main(Native Method) 
Caused by: org.xmlpull.v1.XmlPullParserException: Binary XML file line #3: tag requires a 'drawable' attribute or child tag defining a drawable
at android.graphics.drawable.StateListDrawable.inflate(StateListDrawable.java:181)
at android.graphics.drawable.Drawable.createFromXmlInner(Drawable.java:937)
at android.graphics.drawable.Drawable.createFromXml(Drawable.java:877)
at android.content.res.Resources.loadDrawable(Resources.java:2148)
at android.content.res.TypedArray.getDrawable(TypedArray.java:602) 
at android.view.View.(View.java:3579) 
at android.widget.TextView.(TextView.java:642) 
at android.widget.Button.(Button.java:107) 
at androidx.appcompat.widget.AppCompatButton.(AppCompatButton.java:72) 
at androidx.appcompat.widget.AppCompatButton.(AppCompatButton.java:68) 
at androidx.appcompat.app.AppCompatViewInflater.createButton(AppCompatViewInflater.java:192) 
at androidx.appcompat.app.AppCompatViewInflater.createView(AppCompatViewInflater.java:111) 
at androidx.appcompat.app.AppCompatDelegateImpl.createView(AppCompatDelegateImpl.java:1407) 
at androidx.appcompat.app.AppCompatDelegateImpl.onCreateView(AppCompatDelegateImpl.java:1457) 
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:684) 
at android.view.LayoutInflater.rInflate(LayoutInflater.java:755) 
at android.view.LayoutInflater.inflate(LayoutInflater.java:492) 
at android.view.LayoutInflater.inflate(LayoutInflater.java:397) 
at android.view.LayoutInflater.inflate(LayoutInflater.java:353) 
at androidx.appcompat.app.AppCompatDelegateImpl.setContentView(AppCompatDelegateImpl.java:555) 
at androidx.appcompat.app.AppCompatActivity.setContentView(AppCompatActivity.java:161) 
at com.example.gettogetherapp.SinginActivity.onCreate(SinginActivity.kt:16) 
at android.app.Activity.performCreate(Activity.java:5264) 
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1088) 
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2302) 
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2390) 
at android.app.ActivityThread.access$800(ActivityThread.java:151) 
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1321) 
at android.os.Handler.dispatchMessage(Handler.java:110) 
at android.os.Looper.loop(Looper.java:193) 
at android.app.ActivityThread.main(ActivityThread.java:5299) 
at java.lang.reflect.Method.invokeNative(Native Method) 
at java.lang.reflect.Method.invoke(Method.java:515) 
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:829) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:645) 
at dalvik.system.NativeStart.main(Native Method) 
05-11 22:22:37.588 1479-1564/com.example.gettogetherapp E/SQLiteLog: (10) Failed to do file read, got: 0, amt: 100, last Errno: 2
05-11 22:22:38.315 1479-1573/com.example.gettogetherapp E/NativeCrypto: ssl=0x569470d0 cert_verify_callback x509_store_ctx=0x56815940 arg=0x0
05-11 22:22:38.315 1479-1573/com.example.gettogetherapp E/NativeCrypto: ssl=0x569470d0 cert_verify_callback calling verifyCertificateChain authMethod=ECDHE_ECDSA