@DB12345 I'm not an expert but have you checked some of the existing solutions on this error message? https://community.cloudera.com/t5/Support-Questions/how-to-access-mysql-in-hadoop-VM-from-host-machine/m-p/138731    https://community.cloudera.com/t5/Support-Questions/NO-able-to-connect-to-metastore-mysql-database/m-p/183366  ... View more