Transactioncontext.jsx:129 An error occurred while sending transaction: Error: contract runner does not support sending transactions (operation="sendTransaction", code=UNSUPPORTED_OPERATION, version=6.12.1)

[mukilan2815]

Transactioncontext.jsx:129 An error occurred while sending transaction: Error: contract runner does not support sending transactions (operation="sendTransaction", code=UNSUPPORTED_OPERATION, version=6.12.1)

what is this error

const sendTransaction = async () => {
try {
if (!ethereum) {
alert("Please install MetaMask.");
return;
}

  const { addressTo, amount, keyword, message } = formData;
  const provider = new ethers.BrowserProvider(ethereum);

  const signer = provider.getSigner();

  const transactionsContract = new ethers.Contract(
    contractAddress,
    contractABI,
    signer
  );

  const parsedAmount = ethers.parseEther(amount);
  const Transactionhash = await transactionsContract.addToBlockchain(
    addressTo,
    parsedAmount,
    message,
    keyword
  );
  setIsLoading(true);
  console.log("Transactionhash", Transactionhash);
  await Transactionhash.wait();
  setIsLoading(false);
  console.log("Transactionhash sucess", Transactionhash);
  const transactionCount = await transactionsContract.getTransactionCount();
  setTransactionCount(transactionCount.toNumber());
} catch (error) {
  console.error("An error occurred while sending transaction:", error);
  setError(
    "An error occurred while sending transaction. Please try again."
  );
}

};