Meffyx
Your input will converge once you remove symmetry.
start h2osic
geometry units bohr
o 0.00000000000000 0.00000000000000 -0.75875850254597
h -1.41720464643173 0.00000000000000 0.37937925127299
h 1.41720464643173 0.00000000000000 0.37937925127299
end
basis
* library def2-SVP
end
dft
XC becke88 lyp
direct
SIC OEP-LOC
sym off
adapt off
iterations 30
end
task dft energy