Zend certified PHP/Magento developer

Magento 2.4 Error flushing Varnish server. Host: “127.0.0.1”. PURGE response code: 501 message: Not Implemented

We are using Magento 2.4.5-p1 and PHP 8.1 versions.

When we are running upgrade commands getting an issue of –

Error flushing Varnish server. Host: "127.0.0.1". PURGE response code: 501 message: Not Implemented

Does Anyone know how to resolve this issue?