USB API Vendor-Defined Error Codes
The table below lists the error codes that may be returned from USB API calls.
| Name | Value | Description | 
|---|---|---|
CKR_USB_OK
                                                             | 
                                                            0 | No Error | 
CKR_USB_GENERAL_ERROR
                                                             | 
                                                            0x80000100 | Error, cause unknown. | 
CKR_USB_INITIALIZED
                                                             | 
                                                            0x80000101 | The USB device has already been initialized. | 
CKR_USB_NO_DEVICES
                                                             | 
                                                            0x80000102 | No USB device is present. | 
CKR_USB_TRANSFER
                                                             | 
                                                            0x80000103 | Error during USB read/write operations. | 
CKR_USB_FS_EXISTS
                                                             | 
                                                            0x80000104 | A USB file system already exists. | 
CKR_USB_MEMORY
                                                             | 
                                                            0x80000105 | Memory allocation error. | 
CKR_USB_FS_NOT_PRESENT
                                                             | 
                                                            0x80000106 | No USB file system has been created. | 
CKR_USB_FS_NOT_OPENED
                                                             | 
                                                            0x80000107 | The file system must be opened before continuing. |