bitcoinlib.wallets.WalletError: Not enough unspent transaction outputs found

[3022-2]

not really sure how to deal with this error

sender = w.send_to(recipient, amount, min_confirms=0)

i tried send amount in sats and btc (idk what it takes)

File "e:\wallet\main.py", line 136, in
CLI.frontend()
File "e:\wallet\main.py", line 82, in frontend
CLI.frontend()
File "e:\wallet\main.py", line 58, in frontend
CLI.frontend()
File "e:\wallet\main.py", line 78, in frontend
loader.load_wallet(WALLET_LIST_QUERY[wallet_number-1]["name"])
File "e:\wallet\scripts\load_wallet.py", line 95, in load_wallet
loader.send(wallet_name)
File "e:\wallet\scripts\load_wallet.py", line 42, in send
sender = w.send_to(recipient, amount, min_confirms=0)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "E:\wallet\venv\Lib\site-packages\bitcoinlib\wallets.py", line 4388, in send_to
return self.send(outputs, input_key_id=input_key_id, account_id=account_id, network=network, fee=fee,
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "E:\wallet\venv\Lib\site-packages\bitcoinlib\wallets.py", line 4316, in send
transaction = self.transaction_create(output_arr, input_arr, input_key_id, account_id, network, fee,
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "E:\wallet\venv\Lib\site-packages\bitcoinlib\wallets.py", line 3985, in transaction_create
raise WalletError("Not enough unspent transaction outputs found")
bitcoinlib.wallets.WalletError: Not enough unspent transaction outputs found