| Exception | | Object | Base class for all exceptions. |
| ArgumentException | System | SystemException | Base class for all argument exceptions. |
| ArgumentNullException | | ArgumentException | Thrown by methods that do not allow an argument to be null. |
| ArgumentOutOfRangeException | | ArgumentException | Thrown by methods that verify that arguments are in a given range. |
| COMException | | ExternalException | Exception encapsulating COM Hresult information. |
| ConfigurationException | System.Configuration | | |
| ExternalException | | SystemException | Base class for ex-ceptions that occur or are targeted at environments out-side of the runtime. |
| FileNotFoundException | System.IO | | |
| IndexOutOfRangeException | | SystemException | Thrown by the runtime only when an array is indexed improperly. |
| InvalidOperationException | | SystemException | Thrown by methods when in an invalid state. |
| NotImplementedException | System | | |
| NullReferenceException | | SystemException | Thrown by the runtime only when a null object is referenced. |
| SEHException | | ExternalException | Exception encapsulating Win32 structured Exception Handling information. |
| SystemException | | Exception | Base class for all runtime-generated errors. |