Transfer functionality is not working

Smart Contracts
1

the transfer functionality of my token is not working. i can not transfer token to another address.

it gives me this error:"code": 3,
"message": "execution reverted",

here is the code:

2

Hi, a little complex in your contract, is there a failed transaction hash?

3

0xa3b7210acf917a1979448b332d044f984c4c112148364af4fd7832a10ca2afc4

bsc test net.