In file uniGUIUtils.pas please apply below changes to this method:
function uniRedirect(const ACookie, URL:string; IsAjax: Boolean=True):string;
var
S : string;
begin
S := Trim(URL);
if S = '' then
S := '""'
else
begin
S := AddTrailingChar(S, '"');
S := AddLeadingChar(S, '"');
end;
Result := uniSendDoc(ACookie + IfThen(IsAjax,'_clat_();', '') +
'window.onunload=null;try{enableWarnOnClose(false)}catch(e){};window.location=' + S + ';', IsAjax);
end;