A small correction in Validation rule.
Check:-
BSEG-HKONT<>'403625' (which is a TDS liabilityGL code)
BSEG-HKONT should not be equal to 403625
Correct that and try posting.
A small correction in Validation rule.
Check:-
BSEG-HKONT<>'403625' (which is a TDS liabilityGL code)
BSEG-HKONT should not be equal to 403625
Correct that and try posting.