Error-Handling Interfaces
Objects that are invoked through virtual function table (VTBL) binding need to use the Automation error handling interfaces and functions to define and return error information.
Topic | Description |
---|---|
Returning Error Information |
Describes how to return error information. |
Retrieving Error Information |
Describes how to retrieve error information. |
ICreateErrorInfo |
Returns error information. |
IErrorInfo |
Provides detailed contextual error information. |
ISupportErrorInfo |
Ensures that error information can be propagated up the call chain correctly. Automation objects that use the error handling interfaces must implement ISupportErrorInfo. |