This error happen during the configuration, it the cluster setup ran more the once on the machine, it cold be the right for repluser was not laid down correctly.
The repluser was created under a different Hostname or used and IP address instead of Hostname and vice versa.
Trying the following:
[root@ssg91 bin]# ./create_slave.sh
--> For verbose output run with -v
Enter hostname or IP for the MASTER: 192.168.181.141
Enter replication user: [repluser]
Enter replication password: [replpass]
Enter MySQL root user: [root]
Enter MySQL root password: 
Do you want to clone a database from 192.168.181.141 (yes or no)? [no]
==> Error getting master status
Message: ERROR 1045 (28000): Access denied for user 'repluser'@'Your_Machine_Name' (using password: YES)