l'enfant spécifié dispose déjà d'un parent

mon code est ici

if(c!=null) 
{           
c.moveToFirst();
String col = c.getString(2); // 
check.setText(col);
check.setVisibility(0);
while(!c.isAfterLast()) 
{
String col1 = c.getString(1); 
String col2 = c.getString(2);    
String col3 = c.getString(3);
while(!c.isAfterLast())
{
TextView que1 = new TextView(this);
que1.setText(col1);
lymn.addView(que1);
if(col3.equals("Date"))
{
DatePicker dp = new DatePicker(this);
lymn.addView(dp);
break;
}
if(col3.equals("User Input"))
{
EditText ed = new EditText(this);
ed.setWidth(250);
lymn.addView(ed);
break;
}
if(col3.equals("YES/NO"))
{
yes1.setText("Yes");
no1.setText("NO");
rg1.addView(yes1);
rg1.addView(no1); 
lymn.addView(rg1);
break;
}
if(col3.equals("High Average Low"))
{
High1.setText("High");
Avg1.setText("Average");
Low1.setText("Low"); 
rg2.addView(High1);
rg2.addView(Avg1);
rg2.addView(Low1);
lymn.addView(rg2);
break;
}
if(col3.equals("Excellent Good Average Poor"))
{
exce1.setText("Excellent");
good1.setText("Good");
avg11.setText("Average"); 
poor1.setText("Poor");
rg3.addView(exce1);
rg3.addView(good1);
rg3.addView(avg11);
rg3.addView(poor1);
lymn.addView(rg3);
break;
}
break;     
}
c.moveToNext(); 
}
}

lorsque j'exécute ce code igot d'erreur comme ceci

09-06 11:34:37.777: WARN/Exception(27814): java.lang.IllegalStateException: The specified child already has a parent. You must call removeView() on the child's parent first. 
09-06 11:34:37.777: WARN/Exception(27814):     at android.view.ViewGroup.addViewInner(ViewGroup.java:1970) 
09-06 11:34:37.777: WARN/Exception(27814):     at android.view.ViewGroup.addView(ViewGroup.java:1865) 
09-06 11:34:37.777: WARN/Exception(27814):     at android.view.ViewGroup.addView(ViewGroup.java:1822) 
09-06 11:34:37.777: WARN/Exception(27814):     at android.view.ViewGroup.addView(ViewGroup.java:1802) 
09-06 11:34:37.777: WARN/Exception(27814):     at com.ezee.app.user1.LoadCheckIn(user1.java:256) 
09-06 11:34:37.777: WARN/Exception(27814):     at com.ezee.app.user1.onCreate(user1.java:61) 
09-06 11:34:37.777: WARN/Exception(27814):     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047) 
09-06 11:34:37.777: WARN/Exception(27814):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2627) 
09-06 11:34:37.777: WARN/Exception(27814):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2679) 
09-06 11:34:37.777: WARN/Exception(27814):     at android.app.ActivityThread.access$2300(ActivityThread.java:125) 
09-06 11:34:37.777: WARN/Exception(27814):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2033) 
09-06 11:34:37.777: WARN/Exception(27814):     at android.os.Handler.dispatchMessage(Handler.java:99) 
09-06 11:34:37.777: WARN/Exception(27814):     at android.os.Looper.loop(Looper.java:123) 
09-06 11:34:37.777: WARN/Exception(27814):     at android.app.ActivityThread.main(ActivityThread.java:4627) 
09-06 11:34:37.777: WARN/Exception(27814):     at java.lang.reflect.Method.invokeNative(Native Method) 
09-06 11:34:37.777: WARN/Exception(27814):     at java.lang.reflect.Method.invoke(Method.java:521) 
09-06 11:34:37.777: WARN/Exception(27814):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868) 
09-06 11:34:37.777: WARN/Exception(27814):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626) 
09-06 11:34:37.777: WARN/Exception(27814):     at dalvik.system.NativeStart.main(Native Method)

plz m'aider sur ce

OriginalL'auteur Piyush | 2011-09-06