How to migrate request-tracker database from sqlite3 to mysql

Hi,
Have any one has migrated request-tracker database from sqlite3 to mysql
successfully?If yes, pls share the steps. I am using rt 4.2.1.We tried
recently then I was not able to create ticket and getting below mentioned
error:
Ticket could not be created due to an internal error
Can anyone help pls.
Regards,
Ajay

Have any one has migrated request-tracker database from sqlite3 to mysql
successfully?If yes, pls share the steps. I am using rt 4.2.1.We tried
recently then I was not able to create ticket and getting below mentioned
error:
Ticket could not be created due to an internal error

sqlite is not supported as a database except in development.
You may be able to use the serializer and importer as documented on
docs.bestpractical.com.

When you see the phrase ‘internal error’ you will always be asked to
show your apache logs.

-kevin