When a redstone block is placed at the location of the stone block in the picture, the chat ( with /gamerule commadnBlockOutput true) says:
[@] hi
[@: Block placed]
[@] hi
The command in the chained command block places a stone block at the location of the redstone block
Is this still an issue in the current Minecraft Snapshot 15w44b or later? If so, please update the affected versions in order to best aid Mojang ensuring bugs are still valid in the latest releases/pre-releases.