Run Time Error in My Project

Question

In my project run time this error will shown any one help me

Bikesh Srivastava · Answer

Hi Muthu according your error screen.You need to check value which is not found on line no 20 in your code. Actually this type error may be occur when object value found null but required to check condition. If resolve otherwise post your code to better understanding .

Pravat Kumar · Answer

SqlConnection con; You need to initialize first: Sqlconnection con=new SqlcConnection();

Rajeev Punhani · Answer

Hi Muthu Please check line 39 of your clsSQLDL.cs .This error is due to nullcheck for null in the same.If still the issue persist post the code here. If the above solution is helpful then accept the answer.