map::at errors

[ZhangTianrong]

When following the instructions in readme, ./build/tests ~Timing results in the following error:

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tests is a Catch v2.0.1 host application.
Run with -? for options

-------------------------------------------------------------------------------
Continuous Motion
-------------------------------------------------------------------------------
/root/mount/Matterport3DSimulator/src/test/main.cpp:47
...............................................................................

/root/mount/Matterport3DSimulator/src/test/main.cpp:60: FAILED:
  REQUIRE_NOTHROW( sim.newEpisode(scanIds, viewpointIds, headings, elevations) )
due to unexpected exception with message:
  map::at

-------------------------------------------------------------------------------
Discrete Motion
-------------------------------------------------------------------------------
/root/mount/Matterport3DSimulator/src/test/main.cpp:89
...............................................................................

/root/mount/Matterport3DSimulator/src/test/main.cpp:103: FAILED:
  REQUIRE_NOTHROW( sim.newEpisode(scanIds, viewpointIds, headings, elevations) )
due to unexpected exception with message:
  map::at

-------------------------------------------------------------------------------
Robot Relative Coords
-------------------------------------------------------------------------------
/root/mount/Matterport3DSimulator/src/test/main.cpp:132
...............................................................................

/root/mount/Matterport3DSimulator/src/test/main.cpp:145: FAILED:
  REQUIRE_NOTHROW( sim.newEpisode(scanIds, viewpointIds, headings, elevations) )
due to unexpected exception with message:
  map::at

-------------------------------------------------------------------------------
RGB Image
-------------------------------------------------------------------------------
/root/mount/Matterport3DSimulator/src/test/main.cpp:342
...............................................................................

/root/mount/Matterport3DSimulator/src/test/main.cpp:373: FAILED:
  REQUIRE_NOTHROW( sim.newEpisode(scanIds, viewpointIds, headings, elevations) )
due to unexpected exception with messages:
  [
    {
        "elevation" : 0.0085573808395640535,
        "heading" : 2.551961945320492,
        "reference_image" : "17DRP5sb8fy_85c23efeaecd4d43a7dcd5b90137179e_2.
  551961945320492_0.008557380839564054.png",
        "scanId" : "17DRP5sb8fy",
        "viewpointId" : "85c23efeaecd4d43a7dcd5b90137179e"
    },
    {
        "elevation" : 0.00049218360228025842,
        "heading" : 1.8699330579409539,
        "reference_image" : "1LXtFkjw3qL_187589bb7d4644f2943079fb949c0be9_1.
  8699330579409539_0.0004921836022802584.png",
        "scanId" : "1LXtFkjw3qL",
        "viewpointId" : "187589bb7d4644f2943079fb949c0be9"
    },
    {
        "elevation" : -0.024443526143047459,
        "heading" : 4.6263310475510773,
        "reference_image" : "1pXnuDYAj8r_163d61ac7edb43fb958c5d9e69ae11ad_4.
  626331047551077_-0.02444352614304746.png",
        "scanId" : "1pXnuDYAj8r",
        "viewpointId" : "163d61ac7edb43fb958c5d9e69ae11ad"
    },
    {
        "elevation" : -0.00068389140394051673,
        "heading" : 5.8441199099264436,
        "reference_image" : "29hnd4uzFmX_1576d62e7bbb45e8a5ef9e7bb37b1839_5.
  844119909926444_-0.0006838914039405167.png",
        "scanId" : "29hnd4uzFmX",
        "viewpointId" : "1576d62e7bbb45e8a5ef9e7bb37b1839"
    }
  ]
  map::at

===============================================================================
test cases:   5 |   1 passed | 4 failed
assertions: 618 | 614 passed | 4 failed

[Ber666]

Have you solved the problem?