How to reproduce:
1. Open attached "case_1276722.zip" project
2. Open Window/Analysis/Memory Profiler window
3. In the File Explorer, open the case_1276722/MemoryCaptures and case_1276722/MemoryCaptures2 folders
4. Move Test2 Snapshot to MemoryCaptures2 folder from MemoryCaptures folder
5. Rename Test2 to Test1
6. In the Memory Profiler window, import Test1 Snapshot from the MemoryCaptures2 folder
7. Enter the Play mode and observe the Memory Profiler window

Expected result: Newly imported Test1 Snapshot is visible
Actual result: Newly imported Test1 Snapshot disappears

Reproducible with: 2018.4.27f1, 2019.4.10f1, 2020.1.5f1, 2020.2.0b3 (Memory Profiler 0.2.4-preview.1 - 0.2.5-preview.1)

Note: Only reproducible if the file is moved to the folder which has "MemoryCaptures" in its' name. If the folder has a different name, after importation to the Memory Profiler, "import" and the file's numbers are added to its' name.