Related posts to bounds index list
It is failing when you try to access the Salesforce_Value__c from the first record in your list of External System Mapping LeadProgram..
You have to guard SelectedIndex , when controls are initially created SelectedIndex is set to 1 private void nameListBox_SelectedIndexChanged object sender, .
Hello YS Yeo,. I think you are trying to access index 1 of empty list like below image that`s why getting this error. Please place a .
How do I check if a value in a list valid in C ? I have a list that event that the list throws an index out of bounds exception upon access to it..