freezes when i leave broadcast server settings or let amsterdam load to 100% and unable to broadcast

[20:24:31] [Client thread/INFO]: Setting user: Battlepro77
[20:24:31] [Client thread/INFO]: (Session ID is token:b2388437e4284a8da18b86b6bc0b3991:36012b2bafd640cc92a9313fbc08f250)
[20:24:33] [Client thread/INFO]: LWJGL Version: 2.9.1
[20:24:33] [Client thread/INFO]: Reloading ResourceManager: Default
[20:24:33] [Sound Library Loader/INFO]: Starting up SoundSystem...
[20:24:33] [Client thread/WARN]: File minecraft:sounds/mob/ghast/fireball.ogg does not exist, cannot add it to event minecraft:item.fireCharge.use
[20:24:34] [Thread-6/INFO]: Initializing LWJGL OpenAL
[20:24:34] [Thread-6/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[20:24:34] [Thread-6/INFO]: OpenAL initialized.
[20:24:34] [Sound Library Loader/INFO]: Sound engine started
[20:24:35] [Client thread/INFO]: Created: 512x512 textures-atlas

theres the info from minecraft launcher
it freezes when it hits 100%
or when i leave before it hits 100% and never been able to broadcast on minecraft since it was an option to broadcast from the game without third party items