Enumeration : CaErrorCode
CaErrorCode是個
列舉型態，通常用來反應所呼叫的函式回應是否正確，大於或等於零的返回值通常都是正確的值，其值的定義如下：
| 名稱 | 值 | 說明 |
| NoError | 0 | 沒有任何錯誤時的返回值 |
| NotInitialized | -10000 | |
| UnanticipatedHostError | -10001 | |
| InvalidChannelCount | -10002 | |
| InvalidSampleRate | -10003 | |
| InvalidDevice | -10004 | |
| InvalidFlag | -10005 | |
| SampleFormatNotSupported | -10006 | |
| BadIODeviceCombination | -10007 | |
| InsufficientMemory | -10008 | |
| BufferTooBig | -10009 | |
| BufferTooSmall | -10010 | |
| NullCallback | -10011 | |
| BadStreamPtr | -10012 | |
| TimedOut | -10013 | |
| InternalError | -10014 | |
| DeviceUnavailable | -10015 | |
| IncompatibleHostApiSpecificStreamInfo | -10016 | |
| StreamIsStopped | -10017 | |
| StreamIsNotStopped | -10018 | |
| InputOverflowed | -10019 | |
| OutputUnderflowed | -10020 | |
| HostApiNotFound | -10021 | |
| InvalidHostApi | -10022 | |
| CanNotReadFromACallbackStream | -10023 | |
| CanNotWriteToACallbackStream | -10024 | |
| CanNotReadFromAnOutputOnlyStream | -10025 | |
| CanNotWriteToAnInputOnlyStream | -10026 | |
| IncompatibleStreamHostApi | -10027 | |
| BadBufferPtr | -10028 | |