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For more information about parsing dates and times, see Parsing Date and Time Strings in the .NET Framework and the documentation for the method that threw the exception. Application code typically accesses this property when it needs to display information about an exception that has been caught. Join them; it only takes a minute: Sign up Throw a format exception C# up vote 3 down vote favorite I'm trying to throw a format exception in the instance someone The function catches the IOException and throws a FileNotFoundException.

The IOException could be saved in the Exception.InnerException property of the FileNotFoundException, enabling the code that catches the FileNotFoundException to examine what causes the initial error. For this just replace- Convert.ToDateTime(lbMonth.Text).Month with DateTime.ParseExact(lbMonth.Text, "MMMM", CultureInfo.CurrentCulture).Month share|improve this answer answered May 14 '13 at 6:08 Microsoft DN 5,09132345 add a comment| up vote 1 down vote That error What are Imperial officers wearing here? A FormatException exception can also be thrown by parsing methods, such as DateTime.ParseExact and Guid.ParseExact, that require the string to be parsed to conform exactly to the pattern specified by a

C#VB Copy using System; public class Example { public enum TemperatureScale { Celsius, Fahrenheit, Kelvin } public static void Main() { String info = GetCurrentTemperature(); Console.WriteLine(info); } private static String GetCurrentTemperature() Dev centers Windows Office Visual Studio Microsoft Azure More... If the stack trace is a null reference , Exception.TargetSite also returns a null reference. C#VB Copy result = String.Format("The text has {0} '{{' characters and {1} '}}' characters.", nOpen, nClose); The exception is also thrown if your format string contains a typo.

The method throws a FormatException If the format string is invalid or not supported, a is thrown.Composite FormattingComposite formatting takes a list of objects and a composite format string as input. Browse other questions tagged c# formatexception or ask your own question. ProtectedConstructors ctor #3 Overloaded:.ctor(SerializationInfo info, StreamingContext context)

Initializes a new instance of the FormatException class with serialized data. Sincerely,Ivaylo GanchevAssociate Software DeveloperInfragistics, Inc. Reply Post Points: 20 Mark Laurie Points 65 Replied On: Thu, Feb 19 2015 12:40 PM Reply Thanks for your reply.

How to tell why macOS thinks that a certificate is revoked? MessageBox.Show("Caught Exception\n\n" + ex.Message + "\n\n" + ex.InnerException); } share|improve this answer edited Jul 23 '15 at 18:14 answered Jul 23 '15 at 18:03 D Stanley 104k972125 Ahh that Can two integer polynomials touch in an irrational point? The following table shows the initial property values for an instance of FormatException.

The name of the inner exception and the stack trace are returned only if they are not a null reference. Handling multiple exceptions the same way (or with a fall through)1208Catch multiple exceptions in one line (except block)6How come node.js doesn't catch my errors?1083Try-catch speeding up my code?2C# Try-catch does not Example The following example demonstrates throwing and catching an exception that references an inner exception. The error message should be localized.

Return to top Overloaded ctor #3 Summary Initializes a new instance of the FormatException class with serialized data. How to know CPU frequency? See the documentation for details. –Jon Skeet Sep 23 '12 at 11:19 add a comment| up vote 3 down vote What about this: Console.WriteLine("Your age:"); try { age = Int32.Parse(Console.ReadLine()); } The following example corrects the error by replacing the invalid format string with the "C" (currency) format string.

Trying to parse a string that contains any other character always throws a FormatException exception. For example, Int32.Parse(String) Parse converts the string representation of a date and time to its DateTime equivalent by using culture-specific format information specified in the T:System.IformatProvider parameter. Although there are no exact requirements for the format of the returned string, it should attempt to reflect the value of the object as perceived by the user. Yet for some reason, catching FormatException does nothing and only Exception can catch it.

Re: Web tab LTR and RTL direction issue... It seems this is currently not reproducible with the following testing environment: Test samples from our Official Website. They are no longer updated in order to the match the new browser versions and it is expected some issues could appear. Join them; it only takes a minute: Sign up How to resolve Format Exception Error in

Remarks An exception that is thrown as a direct result of a previous exception should include a reference to the previous exception in the Exception.InnerException property. Because neither Visual Basic nor C# can convert an integer array to an object array, you have to perform the conversion yourself before calling the composite formatting method. Methods that use composite formatting throw a FormatException if the format string is invalid or the index of a format item is less than zero, or greater than or equal to Not the answer you're looking for?

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Parameters: info The SerializationInfo that holds the serialized object data about the exception being thrown. Thanks. However, "Q" is not a valid standard format string.

For example, you can modify the previous composite format string as shown here. Is it possible to have a habitable planet unsuitable for agriculture? MSDN Library MSDN Library MSDN Library MSDN Library Design Tools Development Tools and Languages Mobile and Embedded Development .NET Development Office development Online Services Open Specifications patterns & practices Servers and Suppose that there is a function that reads a file and formats the data from that file.

Description This constructor initializes the System.FormatException.Message property of the new instance to a system-supplied message that describes the error, such as "Invalid format." This message takes into account the current system We appreciate your feedback. For a list of initial property values for an instance of FormatException, see the FormatException.#ctor constructors. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed

During deserialization, the exception is reconstituted from the SerializationInfo transmitted over the stream.