19:26:29,716 INFO - ectedPackagesStep$CustomLogger - Failed packages: 19:26:29,715 INFO - ectedPackagesStep$CustomLogger - 'Uninstall NDK (Side by side) 105 (revision: 105)' failed. 19:26:29,715 INFO - ectedPackagesStep$CustomLogger - Preparing 'Uninstall NDK (Side by side) 105 (revision: 105)'. 19:26:29,715 INFO - ectedPackagesStep$CustomLogger - 'Uninstall NDK (Side by side) 888 (revision: 888)' failed. 19:26:29,714 INFO - ectedPackagesStep$CustomLogger - Preparing 'Uninstall NDK (Side by side) 888 (revision: 888)'. 19:26:29,695 INFO - ectedPackagesStep$CustomLogger. 19:26:29,681 INFO - ectedPackagesStep$CustomLogger - NDK (Side by side) 105 (ndk 105) 19:26:29,665 INFO - ectedPackagesStep$CustomLogger - NDK (Side by side) 888 (ndk 888) 19:26:29,665 INFO - ectedPackagesStep$CustomLogger - Packages to uninstall:

Does anyone know how I could safely remove these old versions? When I try to uninstall them, the IDE replies that the 'requested actions did not complete successfully.

I have old versions of the android sdk build tools and the NDK I can't remove.

Android studio sdk uses