AI-generated Key Takeaways
- 
          This page describes YouTube video registration errors using an enum. 
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          Errors include videos not being found, not accessible, or not eligible for registration. 
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          Specific enums like VIDEO_NOT_FOUND,VIDEO_NOT_ACCESSIBLE, andVIDEO_NOT_ELIGIBLEare defined to represent these errors.
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          An UNSPECIFIEDenum indicates a general unspecified error.
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          An UNKNOWNenum is used for error codes not recognized in the current version.
Enum describing YouTube video registration errors.
| Enums | |
|---|---|
| 
 | Enum unspecified. | 
| 
 | The received error code is not known in this version. | 
| 
 | Video to be registered wasn't found. | 
| 
 | Video to be registered is not accessible (for example, private). | 
| 
 | Video to be registered is not eligible (for example, mature content). |