Error Handling (TEEC Errors)

This section describes common error codes returned by the TEE Client API (TEEC), including their meanings and recommended recovery actions.

Error Code	Hex Value	Description	Recovery Action
TEEC_ERROR_BAD_PARAMETERS	0xFFFF0006	Input parameters are invalid or not correctly formatted.	Verify argument types, values, and expected structure.
TEEC_ERROR_ITEM_NOT_FOUND	0xFFFF0008	Requested object (e.g., file or key) does not exist in secure storage.	Ensure the hash or identifier is correct and the item has been stored.
TEEC_ERROR_OUT_OF_MEMORY	0xFFFF000C	Memory allocation failed inside the TEE.	Retry with a smaller buffer size or after releasing resources.
TEEC_ERROR_SHORT_BUFFER	0xFFFF0010	Output buffer provided by the client is too small to hold the result.	Increase the buffer size and reissue the request.