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The AITA said the decision was taken after careful consideration and evaluation of Rajpal's successful tenure.
Both Prajnesh Gunneswaran and Ramkumar had lost their singles matches on Friday and to stay alive in the tie, the Indians needed to win the doubles.
Sumit Nagal, Prajnesh Gunneswaran and Ramkumar Ramanathan are the singles players in the squad while Paes and Rohan Bopanna will do the doubles duty against Croatia.
The 46-year-old Paes went on to better his own record by achieving his 44th Davis Cup doubles win, this time partnering debutant Jeevan Nedunchezhiyan, as India routed Pakistan 4-0.
The former Davis Cup captain also said that he still cannot get over the 'hurt' caused by the All India Tennis Association's manner of sacking him.
AITA secretary general Hironmoy Chatterjee revealed that Bhupathi's contract was already over and he was given an extension for the previous tie against Italy in February.
'I don't mind being fired. They can say it's time for a new captain. But nobody can say that I refused national duty' said a fuming Bhupathi
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