Rejection report tool throwing characterEncoding error

When we run the rejection report then we are getting exception.

Steps to reproduce.

Step 1: Login to monman server
Step 2: Run the following command
./rejection-report.sh -U 651,649

Snippet of the log

2014-11-26 12:01:27 INFO - Running query: select u.id,u.accountID,u.distributionID,u.searchEngineIdentifier,u.description,u.username,u.password,u.enabled,u.inTsaMcc,u.apiKey,u.managerUsernames,u.managerIDs,a.currencyCode from searchEngineUsers u join accounts a on a.id=u.accountID where a.isActive = 'true' and u.enabled = 'true' and u.distributionID = 178 and u.id in (651,649) and u.accountID != 0 ORDER BY a.id DESC
2014-11-26 12:01:27 ERROR - Error getting search engine users
org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory (Unknown initial character set index '45' received from server. Initial client character set can be forced via the 'characterEncoding' property.)
at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:80)
at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:382)
at org.springframework.jdbc.core.JdbcTemplate.query(JdbcTemplate.java:456)
at org.springframework.jdbc.core.JdbcTemplate.query(JdbcTemplate.java:464)

Please find full log attached.