rt-thread studio编译时出现make: No rule to make targe怎么解决？

1.问题如下：
rtthread出现

make: *** No rule to make target 'lv_port_disp.o', needed by 'rtthread.elf'.
Stop.
"make -j16 all" terminated with exit code 2.
Build might be incomplete.


2.请问要怎么解决呢？