as 26 years, was mistakenly reckoned as his qualifying service for the purpose of pension whereas the qualifying service was actually 7 years and 21 days only. It is stated that the mistake occurred during computerization. Based on this mistake in entering the qualifying service as 26 years, his pension was erroneously revised from Rs.3,500/- to Rs.6,247/- and a sum of Rs.39,479/- was also paid to the petitioner towards arrears on 07.06.2010. It is stated that as per Annexure-1 pension payment order and Annexure-2 original pension payment order, the pension admissible to the deceased petitioner was Rs.36.35/- per month which was revised as Rs.1,275/- and which was again revised as Rs.3,500/- w.e.f. 01.01.2006. It is stated that it was only on receipt of Annexure-3 letter dated 24.01.2013 from the Senior Records Officer that the 1st respondent noticed the mistake when the aggregate excess payment was found to be Rs.2,06,902/-. It is stated that the date of birth was not available in the original pension payment order and that the date of birth evidenced by the software from the data base was wrong and hence he was receiving additional pension also from July 2011 onwards, treating him to have completed 80 years. The payments continued like it till