Hello My code : bot.start((ctx) => { try {

Question

Hello My code : bot.start((ctx) => { try {

ctx.replyWithMarkdown("")
} catch (err) {
// no thing here
}
});

i want hide the errors
when i got error in code it is print :
UnhandledPromiseRejectionWarning: Error: 400: Bad Request: message text is empty

, but i don't use console.log why i is print the error??
how i can hide the errors, stop print it in console ?