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DivideByZeroException Class

The exception that is thrown when there is an attempt to divide an integral or decimal value by zero.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)

public class DivideByZeroException : ArithmeticException

Dividing a floating-point value by zero will result in either positive infinity, negative infinity, or Not-a-Number (NaN) according to the rules of IEEE 754 arithmetic. Floating-point operations never throw an exception. For more information, see Single and Double.

The following Microsoft intermediate language (MSIL) instructions throw DivideByZeroException :

  • div

  • div.un

  • rem

  • rem.un

DivideByZeroException uses the HRESULT COR_E_DIVIDEBYZERO, which has the value 0x80020012.

For a list of initial property values for an instance of DivideByZeroException, see the DivideByZeroException constructors.


Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC, Xbox 360, Zune

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 3.5, 2.0, 1.0

XNA Framework

Supported in: 3.0, 2.0, 1.0