# Common issues **Problem**: `CryptoRng` is not implemented for `OsRng` - https://docs.rs/rand_core/latest/rand_core/struct.OsRng.html#impl-TryCryptoRng-for-OsRng vs - https://docs.rs/rand_core/0.6.4/rand_core/struct.OsRng.html#impl-CryptoRng-for-OsRng **Quick solution**: `? **Details**: It seems it only implements the fallible version now? Is this intentional? I assume that this is may be intentional given OsRng may fail? Tried to find the discussion. **Notes** - Minor: It seems ChangeLog didn't mention CryptoRngCore has been removed (#1273)
Common issues
Problem:
CryptoRngis not implemented forOsRngQuick solution: `?
Details: It seems it only implements the fallible version now? Is this intentional?
I assume that this is may be intentional given OsRng may fail? Tried to find the discussion.
Notes