MySQL - Conexiones perdidas de mysql

Buenos dias!

Bueno resulta que no se porque motivo desde hace unos dias tengo el sigiente error en mysql no tengo ni idea de que puede ser, si me podeis dar una pista os lo agradeceria enormemente.

Muchas gracias por adelantado:

Message:
Error Executing Database Query.
________________________________________
Detail:
Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.io.EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1902) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2348) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2858) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1570) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1665) at com.mysql.jdbc.Connection.execSQL(Connection.java:2972) at com.mysql.jdbc.Connection.execSQL(Connection.java:2902) at com.mysql.jdbc.Statement.execute(Statement.java:529) at coldfusion.server.j2ee.sql.JRunStatement.execute(JRunStatement.java:212) at coldfusion.sql.Executive.executeQuery(Executive.java:752) at coldfusion.sql.Executive.executeQuery(Executive.java:674) at coldfusion.sql.Executive.executeQuery(Executive.java:635) at coldfusion.sql.SqlImpl.execute(SqlImpl.java:236) at coldfusion.tagext.sql.QueryTag.doEndTag(QueryTag.java:499) at cfvalor_de_pfda