Heya Panpan,
Thanks for sending the file! These do help us greatly in identifying the source of the problem.
After digging in, I found the source of the problem which I linked below. Please be sure to check out our Known Issues thread for information on how to resolve the crashing on startup caused by Razer Chroma.
1. Problem signature:
2. P1: Overwatch.exe
3. P2: 1.45.0.766
4. P3: 5e4d8b4f
5. P4: RzChromaSDK64.dll_unloaded
Let us know how it goes!