# errors



### error1

```bash
-- +++ processing catkin package: 'tf2_bullet'
-- ==> add_subdirectory(geometry2/tf2_bullet)
-- Found PkgConfig: /usr/bin/pkg-config (found version "0.29.1") 
-- Checking for module 'bullet'
--   No package 'bullet' found
CMake Error at /usr/share/cmake-3.5/Modules/FindPkgConfig.cmake:367 (message):
  A required package was not found
Call Stack (most recent call first):
  /usr/share/cmake-3.5/Modules/FindPkgConfig.cmake:532 (_pkg_check_modules_internal)
  geometry2/tf2_bullet/CMakeLists.txt:7 (pkg_check_modules)

```


> sudo apt install libbullet-dev