Migration from Minyaa 3.x under JIRA 6.2.x to JIRA 7.0.x is now possible with Minyaa 4.2.

Using upgrade with Database

When you will have to migrate from Minyaa 3.x to Minyaa 7000.4.2 under JIRA 7.0.x, you will have to follow the below sequence :

1. Install you new JIRA 7.0.x instance on a fresh Database
2. Install the wanted Edition of Minyaa
3. Stop your JIRA 6.2.x, 6.3.x or 6.4.x,

4. By security ...

   Perform a Database backup of your Production instance !

5. Switch Database settings of JIRA 7.0.x to your Production Database 
6. JIRA and Minyaa will perform their upgrade tasks