The node animation versioning code passes `nullptr` to the `oldName` and `newName` parameters, but those weren't `NULL`-safe. I added an extra check for this. No functional changes, just a crash fix.
The node animation versioning code passes `nullptr` to the `oldName` and `newName` parameters, but those weren't `NULL`-safe. I added an extra check for this. No functional changes, just a crash fix.