Error Codes - SHASHAT COEX API

Error Code	Key	Description
0	Success	Successful
1	InvalidParam	Invalid parameters
2	SendFailed	Failed to send
3	InternalErr	Internal error
4	AnalysisFailed	Failed to parse data
5	Busying	Device busy
6	NotSupport	Feature not supported
7	LengthErr	Parameter length error
10	OpenFileFailed	Failed to open file
11	CloseFileFailed	Failed to close file
12	ReadErr	Readback failed
13	CreateDirFailed	Failed to create directory
14	ReadFileFailed	Failed to read file
15	DecodeFailed	Failed to decode
16	EncodeFailed	Failed to encode
17	WriteFileFailed	Failed to write file
18	RequestTimeout	Request timeout
19	ResponseErr	Response error
26	SerializeDataFailed	Failed to serialize data
27	FunctionalRestrictions	Feature conflict due to conditional restriction
29	LowDelayFunctionalRestrictions	Low latency feature conflict due to conditional restriction
30	ThreadDFunctionalRestrictions	3D feature conflict due to conditional restriction
31	GenLockFunctionalRestrictions	Genlock feature conflict due to conditional restriction
32	AdditionFrameDelayFunctionalRestrictions	Additional frame rate feature conflict due to conditional restriction
33	MultiplierFunctionalRestrictions	Frame multiplication feature conflict due to conditional restriction
34	ScreenYPosIsNotEqualForOpenLowDelay	The Y-coordinate of the screen is inconsistent when low latency is enabled
35	NoScreenLayoutInfo	No screen layout configured

Source page: COEX Error Codes.