java.lang.RuntimeException: Unable to start activity ComponentInfo{com.entitcs.office_attendance/com.entitcs.office_attendance.CRM.DealAdd}: java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3903)
	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:4049)
	at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:101)
	at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
	at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2443)
	at android.os.Handler.dispatchMessage(Handler.java:106)
	at android.os.Looper.loopOnce(Looper.java:211)
	at android.os.Looper.loop(Looper.java:300)
	at android.app.ActivityThread.main(ActivityThread.java:8348)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:582)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1028)
Caused by: java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at jdk.internal.util.Preconditions.checkIndex(Preconditions.java:266)
	at java.util.Objects.checkIndex(Objects.java:359)
	at java.util.ArrayList.get(ArrayList.java:434)
	at com.entitcs.office_attendance.CRM.DealAdd.onCreate(Unknown Source:504)
	at android.app.Activity.performCreate(Activity.java:8577)
	at android.app.Activity.performCreate(Activity.java:8541)
	at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1437)
	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3884)
	... 12 more