Earlier, Shashi Tharoor had publicly ticked him off for questioning the new visa rules on the social networking site.
"Sorry abt(about) silence ydy (yesterday).1stday (first day) back, full schedule. Excellent mtg (meeting) w (with) EAM Krishna on wide range of fp (foreign policy) issues," he said in his latest tweet.
"Saw visiting colleagues from missions abroad," he said.
The tweet was posted a day after Krishna asked his deputy minister to be "on the same page on policies dictated and decided" by him.