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#2 Perform an integrity check in R4J 4.7 or higher
There may be problems with your data even before migration which can cause migration failure or problems with loading the tree.
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Delete all entries in AO_242870_PROJECT_TREE_STRUCT. This database table is where the new tree structure is migrated to when tree data migration is executed.
Reset the migration flags in AO_242870_PERMISSION_PROJECT. Set the STATUS_NUM column values to 1.
STATUS_NUM possible values:1 -> Not Migrated
2 -> Migrated
3 -> Migration Failed
Install 4.6.x or previously installed lower version.
Follow the Steps 1 through 4 in Migrating the R4J tree data.
If the issue(s) persist, retrieve the support zip and the migration logs in <JIRA_HOME>/log/r4j-data-migration-<timestamp>.log, then open a ticket in our support portal for further help with investigation.