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in Power Apps by 20 23 29
How can I prompt an error message for a comboBox peoplePicker if a user manually inputs a name without selecting a choice from the dropdown menu?

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How to prompt an error message for a comboBox people picker in PowerApps?

To prompt an error message for a comboBox peoplePicker in PowerApps if a user manually inputs a name without selecting a choice from the dropdown menu do the following:

  1. Set the Text property of the error message Label to the error message that you want to show t the user for example "You must choose Name from the dropdown"
  2. In the visible property of the error message Label set it to this formula
     If(
    IsBlank(DataCardValue47.Selected),
    If(
        Len(DataCardValue47.SearchText) > 0,
        true,false
    ),
    false)

user manually inputs a name without selecting a choice from the dropdown menu, the error message will appear

by 20 23 29
0 0
can i did it on the onchange property?
by 48 54 93
0 0
yes you can but set the true or false to a variable and set the visible property to error message to this variable
If you don’t ask, the answer is always NO!
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