https://help.tallysolutions.com/docs/te9rel64/release_notes/release_6_4_8_gcc.htm

Release Notes for Tally.ERP 9 Release 6.4.8 - GCC

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Product Improvements

‚óŹ The error Partially overlapped appeared while saving a statutory payment voucher for the quarter May 2018 to July 2018 onwards. This occurred when the company's:

o Periodicity of return was set to Quarterly , and

o The First quarterly tax period starts from date was 1st day of May or June 2018.

This issue is resolved.