firebase:: installations
  Summary
        Enumerations | 
    |
|---|---|
        Error{
       | 
      enum Installations error codes.   | 
    
        Classes | 
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| 
        firebase:: | 
      
         Installations provides a unique identifier for each app instance and a mechanism to authenticate and authorize actions (for example, sending an FCM message).  | 
    
Enumerations
Error
Error
Installations error codes.
| Properties | |
|---|---|
            kErrorInvalidConfiguration
           | 
          
             Some of the parameters of the request were invalid.  | 
        
            kErrorNoAccess
           | 
          
             Installations service cannot be accessed.  | 
        
            kErrorUnknown
           | 
          
             An unknown error occurred.  |