Hello ssbbs, With the prg version I get following error: Error: Unterminated string '' called from: __PP_PROCESS, line: 0 called from: ..\source\exec.prg, EXECUTE, line: 64 Source: 0062: a: 1 0063: ,b: 2 0064 => }; 0065: let param=url+'?func=9&data='+JSON.stringify(data); 0066: alert('Go...'); ...