[MC-60240] /setblock command successfully executed but displaying in chat as failed

You should get the gist from the title.

Related issues

migrated 2014-07-03T00:24:46Z

Please provide the exact command that you've used.

migrated 2014-07-03T00:27:16Z

/setblock 223 64 -201 air

kumasasa 2014-07-05T06:49:26Z

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 destroy

migrated 2014-12-16T16:43:26Z

Not yet fixed, dupe of MC-50166