RV1126编译问题

Deceiver_Ker

./build.sh后报下面的错，用的是Ubuntu14.04，SDK版本是rv1126_rv1109_linux_20210904，请问是为什么？
file:///C:/Users/Kexuqing/Desktop/UBO@((GHQW%5BO_CI)G@EL%5DWU.png

Deceiver_Ker

图片的文字是这样的
you take 0:12.62 to build recovery
====Build recovery ok!====
Running build_recovery succeeded.
Skipping build_ramboot for missing configs:  RK_CFG_RAMBOOT.
Running build_all succeeded.
/usr/bin/fakeroot
warning: /home/kxq/Desktop/rk1126SDK/rv1126_rv1109_linux_release_20210306/rockdev/rootfs.squashfs not found!

please set correct  RK_ROOTFS_IMG  in  device/rockchip/.BoardConfig.mk

create parameter...done.
/home/kxq/Desktop/rk1126SDK/rv1126_rv1109_linux_release_20210306/device/rockchip/rv1126_rv1109/parameter-buildroot-fit.txt
0x00002000@0x00004000(uboot),0x00002000@0x00006000(misc),0x00010000@0x00008000(boot),0x00010000@0x00018000(recovery),0x00010000@0x00028000(backup),0x00200000@0x00038000(rootfs),0x00060000@0x00238000(oem),0x00400000@0x00298000(userdata),-@0x00698000(media:grow)
create recovery.img...done.
create misc.img...done.
Making /home/kxq/Desktop/rk1126SDK/rv1126_rv1109_linux_release_20210306/rockdev/userdata.img from /home/kxq/Desktop/rk1126SDK/rv1126_rv1109_linux_release_20210306/device/rockchip/userdata/userdata_normal (auto sized)
Making /home/kxq/Desktop/rk1126SDK/rv1126_rv1109_linux_release_20210306/rockdev/userdata.img from /home/kxq/Desktop/rk1126SDK/rv1126_rv1109_linux_release_20210306/device/rockchip/userdata/userdata_normal with size(5M)
0+0 records in
0+0 records out
0 bytes (0 B) copied, 0.000110163 s, 0.0 kB/s
mke2fs 1.43.9 (8-Feb-2018)
Discarding device blocks: done                           
Creating filesystem with 5120 1k blocks and 1280 inodes

Allocating group tables: done                           
Writing inode tables: done                           
Copying files into the device: done
Writing superblocks and filesystem accounting information: done

tune2fs 1.43.9 (8-Feb-2018)
Setting maximal mount count to -1
Setting interval between checks to 0 seconds
create uboot.img...done.
uboot fotmat type is fit, so ignore trust.img...
create loader...done.
create boot.img...done.
/home/kxq/Desktop/rk1126SDK/rv1126_rv1109_linux_release_20210306/rockdev/rootfs.img: No such file or directory
ERROR: Running build_firmware failed!
ERROR: exit code 1 from line 928:
    ./mkfirmware.sh $BOARD_CONFIG

799959745

SDK编译是经过很多人验证的。请确认：
1、环境是否搭建好了
2、是否选择了正确的配置文件