I KEEP EXPERIENCING THE ERROR MESSAGE FOR THE CODE SHOWN BELOW. PLEASE ASSIST ME SUCH THAT I CAN HANDLE THE ERROR MESSAGE WHEN A

Question

using System;
using System.Collections.Generic;
using System.IO;
class Solution {
static void Main(String[] args) {
/* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution */
//Dictionary<TKey, TValue>
//Dictionary name_phone = new Dictionary();
int dictInput = Convert.ToInt32(Console.ReadLine());
Dictionary<string, int> name_phone = new Dictionary<string, int>(dictInput);
//string[] phoneBook = new string[dictInput];

string name = "";
int phoneNumber = 0;
for (int i=0;i< dictInput;i++){
name = Console.ReadLine().ToLower();
phoneNumber = Convert.ToInt32(Console.ReadLine());
name_phone[name] = phoneNumber;
//Console.WriteLine(name_phone);
}
name = Console.ReadLine().ToLower();
if (name_phone.ContainsKey(name)==true)
{
Console.WriteLine("{0}={1}", name, phoneNumber);

}

else
{
Console.WriteLine("Not found");
}

}
}

Unhandled Exception:
System.FormatException: Input string was not in a correct format.
at System.Number.ThrowOverflowOrFormatException (System.Boolean overflow, System.String overflowResourceKey) [0x0001a] in <285579f54af44a2ca048dad6be20e190>:0
at System.Number.ParseInt32 (System.ReadOnlySpan`1[T] value, System.Globalization.NumberStyles styles, System.Globalization.NumberFormatInfo info) [0x00016] in <285579f54af44a2ca048dad6be20e190>:0
at System.Int32.Parse (System.String s, System.IFormatProvider provider) [0x00017] in <285579f54af44a2ca048dad6be20e190>:0
at System.Convert.ToInt32 (System.String value) [0x0000b] in <285579f54af44a2ca048dad6be20e190>:0
at Solution.Main (System.String[] args) [0x00032] in <03bb6d4349d14d81a510961684ab1e47>:0
[ERROR] FATAL UNHANDLED EXCEPTION: System.FormatException: Input string was not in a correct format.

Answer 1

Kindly delete the duplicate question your posted.
Thanks!

Answer 2

Done. Please I need help with this error handling. Thanks