You should get the gist from the title.
Linked issues
Comments 4
The error message is triggered if the block to replace is already of that kind.
To avoid the message use
/setblock 223 64 -201 air 0 destroyNot yet fixed, dupe of MC-50166
MC-60240
/setblock command successfully executed but displaying in chat as failed
Resolved
Duplicate
0
green0003
(Unassigned)
Unconfirmed
Minecraft 14w27b
Retrieved
Please provide the exact command that you've used.