erlang-esasl has broken dependencies in the F-21 tree:
On x86_64:
erlang-esasl-0.1-15.20120116git665cc80.fc21.x86_64 requires erlang(erl_drv_version) = 0:2.2
On i386:
erlang-esasl-0.1-15.20120116git665cc80.fc21.i686 requires erlang(erl_drv_version) = 0:2.2
On armhfp:
erlang-esasl-0.1-15.20120116git665cc80.fc21.armv7hl requires erlang(erl_drv_version) = 0:2.2
Please resolve this as soon as possible.