General area in which the failure occurred. See the UsbError class.
Declaration Syntax| C# | Visual Basic | Visual C++ |
public enum ErrorCode
Public Enumeration ErrorCode
public enum class ErrorCode
Members| Member | Description |
|---|---|
| None |
No error. (None, Success, and Ok)
|
| Success |
No error.
|
| Ok |
No error.
|
| InvalidConfig |
The USB device has errors in its Configuration descriptor.
|
| IoSyncFailed |
A synchronous device IO operation failed.
|
| GetString |
A request for a string failed.
|
| InvalidEndpoint |
A specified endpoint is invalid for the operation.
|
| AbortEndpoint |
A request to cancel IO operation failed.
|
| DeviceIoControl |
A call to the core Win32 API DeviceIOControl failed.
|
| GetOverlappedResult |
A call to the core Win32 API GetOverlappedResult failed.
|
| ReceiveThreadTerminated |
An Endpoints receive thread was dangerously terminated.
|
| WriteFailed |
A write operation failed.
|
| ReadFailed |
A read operation failed.
|
| IoControlMessage |
An endpoint 0 IO control message failed.
|
| CancelIoFailed |
The action of cancelling the IO operation failed.
|
| IoCancelled |
An IO operation was cancelled by the user before it completed.
|
| IoTimedOut |
An IO operation timed out before it completed.
|
| IoEndpointGlobalCancelRedo |
An IO operation was cancelled and will be re-submiited when ready.
|
| GetDeviceKeyValueFailed |
Failed retrieving a custom USB device key value.
|
| SetDeviceKeyValueFailed |
Failed setting a custom USB device key value.
|
| Win32Error |
The error is a standard windows error.
|
| DeviceAllreadyLocked |
An attempt was made to lock a device that is already locked.
|
| EndpointAllreadyLocked |
An attempt was made to lock an endpoint that is already locked.
|
| DeviceNotFound |
The USB device request failed because the USB device was not found.
|
| UserAborted |
Operation was intentionally cancelled by the user or application.
|
| InvalidParam |
Invalid parameter.
|
| AccessDenied |
Access denied (insufficient permissions).
|
| ResourceBusy |
Resource Busy.
|
| Overflow |
Overflow.
|
| PipeError |
Pipe error or endpoint halted.
|
| Interrupted |
System call interrupted (perhaps due to signal).
|
| InsufficientMemory |
Insufficient memory.
|
| NotSupported |
Operation not supported or unimplemented on this platform.
|
| UnknownError |
Unknown or other error.
|
| MonoApiError |
The error is one of the MonoUsbError |