./build.sh showing cmake errors, tried multiple methods of installing. the following is the message shown after the ./build command:

[OmegaVFXLtd]

: error: ‘slots_reference’ was not declared in this scope 1180 | cow_copy_type<list_type, Lockable> ref = slots_reference(); | ~~~~~~~~~~~~~~~^~ make[2]: *** [CMakeFiles/ORB_SLAM3.dir/build.make:89: CMakeFiles/ORB_SLAM3.dir/src/LocalMapping.cc.o] Error 1 make[2]: *** [CMakeFiles/ORB_SLAM3.dir/build.make:76: CMakeFiles/ORB_SLAM3.dir/src/Tracking.cc.o] Error 1 make[1]: *** [CMakeFiles/Makefile2:390: CMakeFiles/ORB_SLAM3.dir/all] Error 2 make: *** [Makefile:84: all] Error 2

[OmegaVFXLtd]

on a hyper V virtual machine running ubuntu 20.04

[owolabioromidayo]

were you able to fix it?

[SIFFAN12]

I meet this error too.

[OmegaVFXLtd]

not yet, taking some time away from it by looking into orbslam2_ros to see if i can get that working and come back to this with a fresh mind XD

[owolabioromidayo]

#387 (comment) worked for me.

[edwinstudy]

I met this problem too . Did you fix it ?

[JiaZhengJingXianSheng]

How fix it？