This happens when meet results are deleted and re-imported after athletes have declared. This breaks the connection that the Entry Report needs to find the meet name in the database.

To fix this, clear approval of all affected events, re-declare and re-approve. This will link the entry to the correct Best Time meet.

See Also
How do I create my entry report to export in a two column format?
Can coaches be added to Meet Entry Report?
Generating a Top Times Report by Athlete Against a Standard (with age up option)