1. Select Database/Database Expert.
  2. Select the Links tab.
  3. Select Clear Links.
  4. Select Auto-Arrange.
  5. Select Link.
  6. Click OK
  7. Select Database, Verify Database
If the above steps fail to resolve issue:
  1. Try manually linking the table - To create links manually, drag a LINK field from one table to a matching LINK field in another table. If successful, a link line is created.
  2. Use Database, Set Datasource Location and point the report to the updated export file (.MDB).