#define LOS_ERRNO_SWTMR_QUEUE_CREATE_FAILED   LOS_ERRNO_OS_ERROR(LOS_MOD_SWTMR, 0x0b)

Software timer error code: The software timer queue fails to be created.

Value: 0x0200030b

Solution: Check whether more memory can be allocated to the queue to be created.

在文件los_swtmr.h170行定义。