how to test error

this error hapens when i save data to my data base(mysql) i want to a code to test this error .if it happens i can do any ting like "msg" or any thing so the program run without any error shows on command window

the error is

Error using com.mysql.jdbc.JDBC4PreparedStatement/executeBatch
Java exception occurred:
java.sql.BatchUpdateException: Duplicate entry '1-56' for key
'PRIMARY'

  at
    com.mysql.jdbc.PreparedStatement.executeBatchSerially(PreparedStatement.java:2020)

  at
    com.mysql.jdbc.PreparedStatement.executeBatch(PreparedStatement.java:1451)

Answer 1

[Honglei Chen]

You ma be able to use try/catch

http://www.mathworks.com/help/techdoc/ref/try.html