However, during the implementation of OSCAR II, a number of significant problems arose. The problems, which were not localised but were encountered across the system’s different functionalities, included: issues faced by component bodies when attempting to submit their data to the system, in some cases requiring system changes to be made, and 19 WGA 2019–20, para 14, p 212 20 Public Accounts Committee, Oral evidence: Whole of Government Accounts, HC 655, 19 November 2020, Q 117 21 Public Acco...

However, during the implementation of OSCAR II, a number of significant problems arose. The problems, which were not localised but were encountered across the system’s different functionalities, included: issues faced by component bodies when attempting to submit their data to the system, in some cases requiring system changes to be made, and 19 WGA 2019–20, para 14, p 212 20 Public Accounts Committee, Oral evidence: Whole of Government Accounts, HC 655, 19 November 2020, Q 117 21 Public Accounts Committee, Correspondence re Whole of Government Accounts (WGA) 2019–20, 25 January 2021 22 Public Accounts Committee, Correspondence re Whole of Go Type: conclusion | Number: 11 | Response status: not_addressed Government response: 2. PAC conclusion: Poor design and testing of OSCAR II caused significant delays to the Whole of Government Accounts. 2. PAC recommendation: The Treasury should undertake a lessons-learnt exercise, specifically addressing but not limited to the root causes of poo