#define LOS_ERRNO_MUX_NO_MEMORY   LOS_ERRNO_OS_ERROR(LOS_MOD_MUX, 0x00)

Mutex error code: The memory request fails.

Value: 0x02001d00

Solution: Decrease the number of mutexes defined by LOSCFG_BASE_IPC_MUX_LIMIT.

在文件los_mux.h62行定义。