Reproduction steps:
1. Open the attached project “MemoryLeakProject”
2. Open the Backup Exporter window (Tools > Backup Exporter)
3. In the Backup Exporter window press “Export Backup” button
4. Inspect the Console window
Expected result: Only a message saying that the backup was successful
Actual result: There are multiple warnings and an error messages indicating a memory leak
Reproducible with: 2021.3.25f1, 2022.2.20f1, 2023.1.0b17, 2023.2.0a15
Couldn’t test with: 2020.3.48f1 - Error when exporting “[Worker0] Tried select unknown importer for id '-2' '00000000000000000000000000000000’”
Reproducible on: macOS 13.3 (Intel)