Codeswamp

Codeswamp is a database of error codes generated from the original sources (e.g. header files) and this page was generated from it. I hope you find it useful.
Click to search on msdn, to search on stackoverflow.

Value: 0x80004021

This table shows the most common 32-bit representations of this value.
Type Value
Hex 0x80004021  
Signed 2147500065  
Unsigned -2147467231  

Matching Symbols

This table lists the symbols that exactly match the value.
Symbol Description
CO_E_NOT_SUPPORTED
 The operation attempted is not supported.

Click to search on msdn, to search on stackoverflow.

Resources

Interested in learning more about COM and HRESULTs? Don Box's excellent book not only guides you on how to implement client and server code, it also gives you a behind-the-scenes understanding of COM, all the way from RPC to DCOM. Definitely a worthy investment for anybody developing or mainintaing software with COM interfaces!

Essential COM by Don Box
Page text copyright © 2014