# Error codes This page summarizes QNN API error codes. - QNN\_SUCCESS 0 - Global value indicating success. - enum QnnCommon\_Error\_t - An enum which defines error codes commonly used across API components. *Values:* - enumerator QNN\_COMMON\_MIN\_ERROR = 1000 - - enumerator QNN\_COMMON\_ERROR\_NOT\_SUPPORTED = 1000 + 0 - API or feature is not supported by implementation. - enumerator QNN\_COMMON\_ERROR\_MEM\_ALLOC = 1000 + 2 - Memory allocation related error. - enumerator QNN\_COMMON\_ERROR\_SYSTEM = 1000 + 3 - System level error, such as related to platform / OS services. - enumerator QNN\_COMMON\_ERROR\_INVALID\_ARGUMENT = 1000 + 4 - Invalid function argument. - enumerator QNN\_COMMON\_ERROR\_OPERATION\_NOT\_PERMITTED = 1000 + 5 - Illegal operation or sequence of operations. - enumerator QNN\_COMMON\_ERROR\_PLATFORM\_NOT\_SUPPORTED = 1000 + 6 - Attempt to use QNN API on an unsupported platform. - enumerator QNN\_COMMON\_ERROR\_SYSTEM\_COMMUNICATION = 1000 + 7 - Communication errors with platform / OS service (service is recoverable) - enumerator QNN\_COMMON\_ERROR\_INCOMPATIBLE\_BINARIES = 1000 + 8 - Loaded libraries are of incompatible versions. - enumerator QNN\_COMMON\_ERROR\_LOADING\_BINARIES = 1000 + 9 - Attempt to reload library already loaded in this process. - enumerator QNN\_COMMON\_ERROR\_RESOURCE\_UNAVAILABLE = 1000 + 10 - Resource allocation related error. - enumerator QNN\_COMMON\_ERROR\_SYSTEM\_COMMUNICATION\_FATAL = 1000 + 11 - Communication errors with platform / OS service (service is non-recoverable) - enumerator QNN\_COMMON\_ERROR\_GENERAL = 1000 + 100 - General error, which has not been identified as any other error type. - enumerator QNN\_COMMON\_MAX\_ERROR = 1999 - - enumerator QNN\_COMMON\_ERROR\_UNDEFINED = 0x7FFFFFFF - - enum QnnProperty\_Error\_t - QNN Property API result / error codes. *Values:* - enumerator QNN\_PROPERTY\_MIN\_ERROR = 2000 - - enumerator QNN\_PROPERTY\_NO\_ERROR = 0 - - enumerator QNN\_PROPERTY\_SUPPORTED = 0 - Property in question is supported. - enumerator QNN\_PROPERTY\_NOT\_SUPPORTED = [QNN\_COMMON\_ERROR\_NOT\_SUPPORTED](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t30QNN_COMMON_ERROR_NOT_SUPPORTEDE) - Property in question not supported. - enumerator QNN\_PROPERTY\_ERROR\_UNKNOWN\_KEY = 2000 + 0 - Backend did not recognize the property key. - enumerator QNN\_PROPERTY\_MAX\_ERROR = 2999 - - enumerator QNN\_PROPERTY\_ERROR\_UNDEFINED = 0x7FFFFFFF - - enum QnnOpPackage\_Error\_t - QNN OpPackage API result / error codes. *Values:* - enumerator QNN\_OP\_PACKAGE\_MIN\_ERROR = 3000 - - enumerator QNN\_OP\_PACKAGE\_NO\_ERROR = 0 - - enumerator QNN\_OP\_PACKAGE\_ERROR\_UNSUPPORTED\_FEATURE = [QNN\_COMMON\_ERROR\_NOT\_SUPPORTED](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t30QNN_COMMON_ERROR_NOT_SUPPORTEDE) - There is optional API component that is not supported yet. See QnnProperty. - enumerator QNN\_OP\_PACKAGE\_ERROR\_LIBRARY\_ALREADY\_INITIALIZED = 3000 + 0 - Op package library was already initialized. - enumerator QNN\_OP\_PACKAGE\_ERROR\_LIBRARY\_NOT\_INITIALIZED = 3000 + 1 - Attempt to call a function in an uninitialized op package library. - enumerator QNN\_OP\_PACKAGE\_ERROR\_INVALID\_HANDLE = 3000 + 2 - An invalid op package handle was provided. - enumerator QNN\_OP\_PACKAGE\_ERROR\_INVALID\_INFRASTRUCTURE = 3000 + 100 - Invalid infrastructure object used in initializing op package. - enumerator QNN\_OP\_PACKAGE\_ERROR\_INVALID\_INFO = 3000 + 101 - Invalid op package info object used in initializing op package. - enumerator QNN\_OP\_PACKAGE\_ERROR\_VALIDATION\_FAILURE = 3000 + 110 - Op configuration failed validation. - enumerator QNN\_OP\_PACKAGE\_ERROR\_INVALID\_ARGUMENT = 3000 + 200 - Invalid function argument. - enumerator QNN\_OP\_PACKAGE\_ERROR\_GENERAL = [QNN\_COMMON\_ERROR\_GENERAL](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t24QNN_COMMON_ERROR_GENERALE) - Indicates an error has occurred due to a condition unforeseen by QNN, and possibly meaningful only in the context of the particular op package. Unless otherwise noted, any op package function may return this error. - enumerator QNN\_OP\_PACKAGE\_MAX\_ERROR = 3999 - - enumerator QNN\_OP\_PACKAGE\_ERROR\_UNDEFINED = 0x7FFFFFFF - - enum QnnBackend\_Error\_t - QNN Backend API result / error codes. *Values:* - enumerator QNN\_BACKEND\_MIN\_ERROR = 4000 - - enumerator QNN\_BACKEND\_NO\_ERROR = 0 - Qnn Backend success. - enumerator QNN\_BACKEND\_ERROR\_MEM\_ALLOC = [QNN\_COMMON\_ERROR\_MEM\_ALLOC](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t26QNN_COMMON_ERROR_MEM_ALLOCE) - General error relating to memory allocation in Backend API. - enumerator QNN\_BACKEND\_ERROR\_UNSUPPORTED\_PLATFORM = [QNN\_COMMON\_ERROR\_PLATFORM\_NOT\_SUPPORTED](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t39QNN_COMMON_ERROR_PLATFORM_NOT_SUPPORTEDE) - Backend attempted to be created on an unsupported platform. - enumerator QNN\_BACKEND\_ERROR\_CANNOT\_INITIALIZE = 4000 + 0 - Backend failed to initialize. - enumerator QNN\_BACKEND\_ERROR\_TERMINATE\_FAILED = 4000 + 2 - Failed to free allocated resources during termination. - enumerator QNN\_BACKEND\_ERROR\_NOT\_SUPPORTED = 4000 + 3 - Backend does not support requested functionality. - enumerator QNN\_BACKEND\_ERROR\_INVALID\_ARGUMENT = 4000 + 4 - Invalid function argument. - enumerator QNN\_BACKEND\_ERROR\_OP\_PACKAGE\_NOT\_FOUND = 4000 + 5 - Could not find specified op package. - enumerator QNN\_BACKEND\_ERROR\_OP\_PACKAGE\_IF\_PROVIDER\_NOT\_FOUND = 4000 + 6 - Could not load interface provider from op package library. - enumerator QNN\_BACKEND\_ERROR\_OP\_PACKAGE\_REGISTRATION\_FAILED = 4000 + 7 - Failed to register op package. - enumerator QNN\_BACKEND\_ERROR\_OP\_PACKAGE\_UNSUPPORTED\_VERSION = 4000 + 8 - Backend does not support the op config’s interface version. - enumerator QNN\_BACKEND\_ERROR\_OP\_PACKAGE\_DUPLICATE = 4000 + 9 - An Op with the same package name and op name was already registered. - enumerator QNN\_BACKEND\_ERROR\_INCONSISTENT\_CONFIG = 4000 + 10 - Inconsistent backend configuration. - enumerator QNN\_BACKEND\_ERROR\_INVALID\_HANDLE = 4000 + 11 - Invalid backend handle. - enumerator QNN\_BACKEND\_ERROR\_INVALID\_CONFIG = 4000 + 12 - Invalid config. - enumerator QNN\_BACKEND\_MAX\_ERROR = 4999 - - enumerator QNN\_BACKEND\_ERROR\_UNDEFINED = 0x7FFFFFFF - - enum QnnContext\_Error\_t - QNN Context API result / error codes. *Values:* - enumerator QNN\_CONTEXT\_MIN\_ERROR = 5000 - - enumerator QNN\_CONTEXT\_NO\_ERROR = 0 - Qnn context success. - enumerator QNN\_CONTEXT\_ERROR\_UNSUPPORTED\_FEATURE = [QNN\_COMMON\_ERROR\_NOT\_SUPPORTED](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t30QNN_COMMON_ERROR_NOT_SUPPORTEDE) - There is optional API component that is not supported yet. See QnnProperty. - enumerator QNN\_CONTEXT\_ERROR\_MEM\_ALLOC = [QNN\_COMMON\_ERROR\_MEM\_ALLOC](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t26QNN_COMMON_ERROR_MEM_ALLOCE) - Context-specific memory allocation/deallocation failure. - enumerator QNN\_CONTEXT\_ERROR\_INVALID\_ARGUMENT = 5000 + 0 - An argument to QNN context API is deemed invalid by a backend. - enumerator QNN\_CONTEXT\_ERROR\_CTX\_DOES\_NOT\_EXIST = 5000 + 1 - A QNN context has not yet been created in the backend. - enumerator QNN\_CONTEXT\_ERROR\_INVALID\_HANDLE = 5000 + 2 - Invalid/NULL QNN context handle. - enumerator QNN\_CONTEXT\_ERROR\_NOT\_FINALIZED = 5000 + 3 - Attempting an operation when graphs in a context haven’t been finalized. - enumerator QNN\_CONTEXT\_ERROR\_BINARY\_VERSION = 5000 + 4 - Attempt to access context binary with an incompatible version. - enumerator QNN\_CONTEXT\_ERROR\_CREATE\_FROM\_BINARY = 5000 + 5 - Failure to create context from binary. - enumerator QNN\_CONTEXT\_ERROR\_GET\_BINARY\_SIZE\_FAILED = 5000 + 6 - Failure to get size of a QNN serialized context. - enumerator QNN\_CONTEXT\_ERROR\_GET\_BINARY\_FAILED = 5000 + 7 - Failure to generate a QNN serialized context. - enumerator QNN\_CONTEXT\_ERROR\_BINARY\_CONFIGURATION = 5000 + 8 - Invalid context binary configuration. - enumerator QNN\_CONTEXT\_ERROR\_SET\_PROFILE = 5000 + 9 - Failure to set profile. - enumerator QNN\_CONTEXT\_ERROR\_INVALID\_CONFIG = 5000 + 10 - Invalid config. - enumerator QNN\_CONTEXT\_ERROR\_BINARY\_SUBOPTIMAL = 5000 + 11 - Attempt to create a context from suboptimal binary. - enumerator QNN\_CONTEXT\_ERROR\_ABORTED = 5000 + 12 - Call aborted early due to a QnnSignal\_trigger call issued to the observed signal object. - enumerator QNN\_CONTEXT\_ERROR\_TIMED\_OUT = 5000 + 13 - Call aborted early due to a QnnSignal timeout. - enumerator QNN\_CONTEXT\_ERROR\_INCREMENT\_INVALID\_BUFFER = 5000 + 14 - Incremental Binary Buffer was not allocated by backend. - enumerator QNN\_CONTEXT\_MAX\_ERROR = 5999 - - enumerator QNN\_CONTEXT\_ERROR\_UNDEFINED = 0x7FFFFFFF - - enum QnnGraph\_Error\_t - QNN Graph API result / error codes. *Values:* - enumerator QNN\_GRAPH\_MIN\_ERROR = 6000 - - enumerator QNN\_GRAPH\_NO\_ERROR = 0 - Qnn Graph success. - enumerator QNN\_GRAPH\_ERROR\_UNSUPPORTED\_FEATURE = [QNN\_COMMON\_ERROR\_NOT\_SUPPORTED](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t30QNN_COMMON_ERROR_NOT_SUPPORTEDE) - There is optional API component that is not supported yet. See QnnProperty. - enumerator QNN\_GRAPH\_ERROR\_MEM\_ALLOC = [QNN\_COMMON\_ERROR\_MEM\_ALLOC](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t26QNN_COMMON_ERROR_MEM_ALLOCE) - General error relating to memory allocation in processing graph API. - enumerator QNN\_GRAPH\_ERROR\_GENERAL = [QNN\_COMMON\_ERROR\_GENERAL](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t24QNN_COMMON_ERROR_GENERALE) - General type of graph error, which has not been identified as any other error type. Any Graph API can return this error code. - enumerator QNN\_GRAPH\_ERROR\_INVALID\_ARGUMENT = 6000 + 0 - An argument to QNN API is deemed invalid by a backend. - enumerator QNN\_GRAPH\_ERROR\_INVALID\_HANDLE = 6000 + 1 - Invalid graph handle. - enumerator QNN\_GRAPH\_ERROR\_GRAPH\_DOES\_NOT\_EXIST = 6000 + 2 - No graph with specified info is registered in the backend. - enumerator QNN\_GRAPH\_ERROR\_INVALID\_NAME = 6000 + 3 - Invalid or duplicate graph name. - enumerator QNN\_GRAPH\_ERROR\_INVALID\_TENSOR = 6000 + 4 - Invalid or NULL QNN tensor. - enumerator QNN\_GRAPH\_ERROR\_INVALID\_OP\_CONFIG = 6000 + 5 - Some elements in the op config data are invalid. - enumerator QNN\_GRAPH\_ERROR\_SET\_PROFILE = 6000 + 6 - Failure to set profile. - enumerator QNN\_GRAPH\_ERROR\_UNCONNECTED\_NODE = 6000 + 7 - Node added before its dependent node(s) - enumerator QNN\_GRAPH\_ERROR\_CREATE\_FAILED = 6000 + 20 - Failure in creating graph with specified configuration. - enumerator QNN\_GRAPH\_ERROR\_OPTIMIZATION\_FAILED = 6000 + 21 - Graph couldn’t be optimized with specified list of ops or config. - enumerator QNN\_GRAPH\_ERROR\_FINALIZE\_FAILED = 6000 + 22 - Graph finalize failed. - enumerator QNN\_GRAPH\_ERROR\_GRAPH\_NOT\_FINALIZED = 6000 + 23 - Attempt to execute graph before finalizing it. - enumerator QNN\_GRAPH\_ERROR\_GRAPH\_FINALIZED = 6000 + 24 - Attempt to modify graph after finalizing it. - enumerator QNN\_GRAPH\_ERROR\_EXECUTION\_ASYNC\_FIFO\_FULL = 6000 + 25 - FIFO queue cannot register any more async execution requests. - enumerator QNN\_GRAPH\_ERROR\_SIGNAL\_IN\_USE = 6000 + 30 - A control signal object was provided to a call, but that signal object is already in-use by another call. - enumerator QNN\_GRAPH\_ERROR\_ABORTED = 6000 + 31 - Call aborted early due to a QnnSignal\_trigger call issued to the observed signal object. - enumerator QNN\_GRAPH\_ERROR\_PROFILE\_IN\_USE = 6000 + 32 - Attempt to bind to a graph a profile handle that is already in-use by another graph. - enumerator QNN\_GRAPH\_ERROR\_TIMED\_OUT = 6000 + 33 - Call aborted early due to a QnnSignal timeout. - enumerator QNN\_GRAPH\_ERROR\_SUBGRAPH = 6000 + 34 - Operation not permitted on a subgraph. - enumerator QNN\_GRAPH\_ERROR\_DISABLED = 6000 + 35 - Graph is not enabled. - enumerator QNN\_GRAPH\_ERROR\_DYNAMIC\_TENSOR\_SHAPE = 6000 + 36 - Dynamic tensor shape error. - enumerator QNN\_GRAPH\_ERROR\_TENSOR\_SPARSITY = 6000 + 37 - Tensor sparsity error. - enumerator QNN\_GRAPH\_ERROR\_EARLY\_TERMINATION = 6000 + 38 - Early termination error. - enumerator QNN\_GRAPH\_ERROR\_INVALID\_CONTEXT = 6000 + 39 - Invalid context error. - enumerator QNN\_GRAPH\_MAX\_ERROR = 6999 - - enumerator QNN\_GRAPH\_ERROR\_UNDEFINED = 0x7FFFFFFF - - enum QnnTensor\_Error\_t - QNN Tensor API result / error codes. *Values:* - enumerator QNN\_TENSOR\_MIN\_ERROR = 7000 - - enumerator QNN\_TENSOR\_NO\_ERROR = 0 - Success. - enumerator QNN\_TENSOR\_ERROR\_INVALID\_HANDLE = 7000 + 1 - Invalid context/graph handle in creating tensor. - enumerator QNN\_TENSOR\_ERROR\_DOES\_NOT\_EXIST = 7000 + 2 - Tensor with specified credentials not registered with a context/graph. - enumerator QNN\_TENSOR\_ERROR\_ALREADY\_EXISTS = 7000 + 3 - (deprecated) Tensor has already been registered with backend. - enumerator QNN\_TENSOR\_ERROR\_INVALID\_TENSOR\_PARAM = 7000 + 4 - Invalid tensor param. - enumerator QNN\_TENSOR\_ERROR\_UNSUPPORTED\_TENSOR\_PARAM = 7000 + 5 - This tensor param is currently unsupported. - enumerator QNN\_TENSOR\_ERROR\_NAME\_HASH\_COLLISION = 7000 + 6 - (deprecated) A hash collision has occurred with a previously registered tensor’s name. - enumerator QNN\_TENSOR\_ERROR\_INCOMPATIBLE\_TENSOR\_UPDATE = 7000 + 7 - Tensor provided for update is invalid. - enumerator QNN\_TENSOR\_ERROR\_UNSUPPORTED\_FEATURE = [QNN\_COMMON\_ERROR\_NOT\_SUPPORTED](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t30QNN_COMMON_ERROR_NOT_SUPPORTEDE) - There is optional API component that is not supported yet. See QnnProperty. - enumerator QNN\_TENSOR\_MAX\_ERROR = 7999 - - enumerator QNN\_TENSOR\_ERROR\_UNDEFINED = 0x7FFFFFFF - - enum QnnMem\_Error\_t - QNN Mem(ory) API result / error codes. *Values:* - enumerator QNN\_MEM\_MIN\_ERROR = 8000 - - enumerator QNN\_MEM\_NO\_ERROR = 0 - Qnn Memory success. - enumerator QNN\_MEM\_ERROR\_NOT\_SUPPORTED = [QNN\_COMMON\_ERROR\_NOT\_SUPPORTED](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t30QNN_COMMON_ERROR_NOT_SUPPORTEDE) - Backend does not support requested functionality. - enumerator QNN\_MEM\_ERROR\_INVALID\_ARGUMENT = 8000 + 0 - Invalid function argument. - enumerator QNN\_MEM\_ERROR\_INVALID\_HANDLE = 8000 + 1 - Invalid memory handle. - enumerator QNN\_MEM\_ERROR\_ALREADY\_REGISTERED = 8000 + 2 - Provided memory has already been registered. - enumerator QNN\_MEM\_ERROR\_MAPPING = 8000 + 3 - Error in memory mapping. - enumerator QNN\_MEM\_ERROR\_INVALID\_SHAPE = 8000 + 4 - Invalid memory shape based on a backend’s memory restrictions (e.g. alignment incompatibility) - enumerator QNN\_MEM\_ERROR\_UNSUPPORTED\_MEMTYPE = 8000 + 5 - Backend does not support requested memory type. - enumerator QNN\_MEM\_MAX\_ERROR = 8999 - - enumerator QNN\_MEM\_ERROR\_UNDEFINED = 0x7FFFFFFF - - enum QnnSignal\_Error\_t - QNN Signal API result / error codes. *Values:* - enumerator QNN\_SIGNAL\_MIN\_ERROR = 9000 - - enumerator QNN\_SIGNAL\_NO\_ERROR = 0 - - enumerator QNN\_SIGNAL\_ERROR\_UNSUPPORTED = [QNN\_COMMON\_ERROR\_NOT\_SUPPORTED](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t30QNN_COMMON_ERROR_NOT_SUPPORTEDE) - Backend does not support the requested functionality. - enumerator QNN\_SIGNAL\_ERROR\_SIGNAL\_IN\_USE = 9000 + 0 - Attempt to reconfigure, free, or supply to a second QNN function call a signal object that is already in use. - enumerator QNN\_SIGNAL\_ERROR\_SIGNAL\_IDLE = 9000 + 1 - Signal object is idle and not being used by an outstanding function call. - enumerator QNN\_SIGNAL\_ERROR\_INVALID\_ARGUMENT = 9000 + 2 - Invalid configuration error. - enumerator QNN\_SIGNAL\_ERROR\_INVALID\_HANDLE = 9000 + 3 - NULL or unrecognized signal handle error. - enumerator QNN\_SIGNAL\_ERROR\_TIMEOUT = 9000 + 4 - Timeout error. - enumerator QNN\_SIGNAL\_ERROR\_INCOMPATIBLE\_SIGNAL\_TYPE = 9000 + 5 - API supplied with incompatible signal type. - enumerator QNN\_SIGNAL\_ERROR\_MEM\_ALLOC = [QNN\_COMMON\_ERROR\_MEM\_ALLOC](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t26QNN_COMMON_ERROR_MEM_ALLOCE) - - enumerator QNN\_SIGNAL\_MAX\_ERROR = 9999 - - enumerator QNN\_SIGNAL\_ERROR\_UNDEFINED = 0x7FFFFFFF - - enum QnnLog\_Error\_t - QNN Log API result / error codes. *Values:* - enumerator QNN\_LOG\_MIN\_ERROR = 11000 - - enumerator QNN\_LOG\_NO\_ERROR = 0 - Qnn Log success. - enumerator QNN\_LOG\_ERROR\_MEM\_ALLOC = [QNN\_COMMON\_ERROR\_MEM\_ALLOC](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t26QNN_COMMON_ERROR_MEM_ALLOCE) - General error relating to memory allocation in Log API. - enumerator QNN\_LOG\_ERROR\_INITIALIZATION = 11000 + 2 - Unable to initialize logging. - enumerator QNN\_LOG\_ERROR\_INVALID\_ARGUMENT = 11000 + 3 - Invalid argument passed. - enumerator QNN\_LOG\_ERROR\_INVALID\_HANDLE = 11000 + 4 - Invalid log handle passed. - enumerator QNN\_LOG\_MAX\_ERROR = 11999 - - enumerator QNN\_LOG\_ERROR\_UNDEFINED = 0x7FFFFFFF - - enum QnnProfile\_Error\_t - QNN Profile API result / error codes. *Values:* - enumerator QNN\_PROFILE\_MIN\_ERROR = 12000 - - enumerator QNN\_PROFILE\_NO\_ERROR = 0 - Qnn Profile success. - enumerator QNN\_PROFILE\_ERROR\_UNSUPPORTED = [QNN\_COMMON\_ERROR\_NOT\_SUPPORTED](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t30QNN_COMMON_ERROR_NOT_SUPPORTEDE) - Backend does not support requested functionality. - enumerator QNN\_PROFILE\_ERROR\_INVALID\_ARGUMENT = [QNN\_COMMON\_ERROR\_INVALID\_ARGUMENT](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t33QNN_COMMON_ERROR_INVALID_ARGUMENTE) - Invalid function argument. - enumerator QNN\_PROFILE\_ERROR\_MEM\_ALLOC = [QNN\_COMMON\_ERROR\_MEM\_ALLOC](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t26QNN_COMMON_ERROR_MEM_ALLOCE) - General error relating to memory allocation in Profile API. - enumerator QNN\_PROFILE\_ERROR\_INVALID\_HANDLE = 12000 + 0 - Invalid/NULL QNN profile handle. - enumerator QNN\_PROFILE\_ERROR\_HANDLE\_IN\_USE = 12000 + 1 - Attempt to free or reconfigure a profile handle that is in-use. - enumerator QNN\_PROFILE\_ERROR\_INCOMPATIBLE\_EVENT = 12000 + 2 - Event is incompatible with API. - enumerator QNN\_PROFILE\_MAX\_ERROR = 12999 - - enumerator QNN\_PROFILE\_ERROR\_UNDEFINED = 0x7FFFFFFF - - enum QnnSystemContext\_Error\_t - QNN System Context API result / error codes. *Values:* - enumerator QNN\_SYSTEM\_CONTEXT\_MINERROR = 30000 - - enumerator QNN\_SYSTEM\_CONTEXT\_NO\_ERROR = [QNN\_SYSTEM\_COMMON\_NO\_ERROR](https://docs.qualcomm.com/doc/80-63442-10/topic/api-rst_file_include_QNN_System_QnnSystemCommon_h.html#_CPPv4N23QnnSystemCommon_Error_t26QNN_SYSTEM_COMMON_NO_ERRORE) - Qnn System Context success. - enumerator QNN\_SYSTEM\_CONTEXT\_ERROR\_UNSUPPORTED\_FEATURE = [QNN\_SYSTEM\_COMMON\_ERROR\_UNSUPPORTED\_FEATURE](https://docs.qualcomm.com/doc/80-63442-10/topic/api-rst_file_include_QNN_System_QnnSystemCommon_h.html#_CPPv4N23QnnSystemCommon_Error_t43QNN_SYSTEM_COMMON_ERROR_UNSUPPORTED_FEATUREE) - There is optional API component that is not supported yet. - enumerator QNN\_SYSTEM\_CONTEXT\_ERROR\_INVALID\_HANDLE = [QNN\_SYSTEM\_COMMON\_ERROR\_INVALID\_HANDLE](https://docs.qualcomm.com/doc/80-63442-10/topic/api-rst_file_include_QNN_System_QnnSystemCommon_h.html#_CPPv4N23QnnSystemCommon_Error_t38QNN_SYSTEM_COMMON_ERROR_INVALID_HANDLEE) - QNN System Context invalid handle. - enumerator QNN\_SYSTEM\_CONTEXT\_ERROR\_INVALID\_ARGUMENT = [QNN\_SYSTEM\_COMMON\_ERROR\_INVALID\_ARGUMENT](https://docs.qualcomm.com/doc/80-63442-10/topic/api-rst_file_include_QNN_System_QnnSystemCommon_h.html#_CPPv4N23QnnSystemCommon_Error_t40QNN_SYSTEM_COMMON_ERROR_INVALID_ARGUMENTE) - One or more arguments to a System Context API is/are NULL/invalid. - enumerator QNN\_SYSTEM\_CONTEXT\_ERROR\_OPERATION\_FAILED = [QNN\_SYSTEM\_CONTEXT\_MINERROR](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N24QnnSystemContext_Error_t27QNN_SYSTEM_CONTEXT_MINERRORE) + 2 - Generic Failure in achieving the objective of a System Context API. - enumerator QNN\_SYSTEM\_CONTEXT\_ERROR\_MALFORMED\_BINARY = [QNN\_SYSTEM\_CONTEXT\_MINERROR](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N24QnnSystemContext_Error_t27QNN_SYSTEM_CONTEXT_MINERRORE) + 10 - Malformed context binary. - enumerator QNN\_SYSTEM\_CONTEXT\_MAXERROR = 49999 - - enum QnnInterface\_Error\_t - QNN Interface API result / error codes. *Values:* - enumerator QNN\_INTERFACE\_MIN\_ERROR = 60000 - - enumerator QNN\_INTERFACE\_NO\_ERROR = 0 - - enumerator QNN\_INTERFACE\_ERROR\_NOT\_SUPPORTED = [QNN\_COMMON\_ERROR\_NOT\_SUPPORTED](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t30QNN_COMMON_ERROR_NOT_SUPPORTEDE) - - enumerator QNN\_INTERFACE\_ERROR\_INVALID\_PARAMETER = [QNN\_COMMON\_ERROR\_INVALID\_ARGUMENT](https://docs.qualcomm.com/doc/80-63442-10/topic/api_error_codes.html#_CPPv4N17QnnCommon_Error_t33QNN_COMMON_ERROR_INVALID_ARGUMENTE) - - enumerator QNN\_INTERFACE\_MAX\_ERROR = 60999 - ## Backend specific error codes - [DSP](https://docs.qualcomm.com/doc/80-63442-10/topic/dsp_api_error_codes.html) - [HTP](https://docs.qualcomm.com/doc/80-63442-10/topic/htp_api_error_codes.html) - [HTA](https://docs.qualcomm.com/doc/80-63442-10/topic/hta_api_error_codes.html) Last Published: Jun 04, 2026 [Previous Topic Supported Capabilities](https://docs.qualcomm.com/bundle/publicresource/80-63442-10/topics/supported_capabilities.md) [Next Topic Glossary](https://docs.qualcomm.com/bundle/publicresource/80-63442-10/topics/general_glossary.md)