i can log in to the launcher but it wont launch the games keep getting this on the console can any one help?
Logging in...
Beginning authlib authentication attempt
successfully created YggdrasilAuthenticationService
From Console: com.mojang.authlib.exceptions.InvalidCredentialsException: Invalid credentials. Invalid username or password.
From Console: at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:50)
From Console: at com.mojang.authlib.yggdrasil.YggdrasilUserAuthentication.logInWithPassword(YggdrasilUserAuthentication.java:72)
From Console: at com.mojang.authlib.yggdrasil.YggdrasilUserAuthentication.logIn(YggdrasilUserAuthentication.java:55)
From Console: at net.ftb.workers.AuthlibHelper.authenticateWithAuthlib(AuthlibHelper.java:24)
From Console: at net.ftb.workers.LoginWorker.doInBackground(LoginWorker.java:48)
From Console: at net.ftb.workers.LoginWorker.doInBackground(LoginWorker.java:33)
From Console: at javax.swing.SwingWorker$1.call(Unknown Source)
From Console: at java.util.concurrent.FutureTask.run(Unknown Source)
From Console: at javax.swing.SwingWorker.run(Unknown Source)
From Console: at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
From Console: at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
From Console: at java.lang.Thread.run(Unknown Source)
Logging in...
Beginning authlib authentication attempt
successfully created YggdrasilAuthenticationService
From Console: com.mojang.authlib.exceptions.InvalidCredentialsException: Invalid credentials. Invalid username or password.
From Console: at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:50)
From Console: at com.mojang.authlib.yggdrasil.YggdrasilUserAuthentication.logInWithPassword(YggdrasilUserAuthentication.java:72)
From Console: at com.mojang.authlib.yggdrasil.YggdrasilUserAuthentication.logIn(YggdrasilUserAuthentication.java:55)
From Console: at net.ftb.workers.AuthlibHelper.authenticateWithAuthlib(AuthlibHelper.java:24)
From Console: at net.ftb.workers.LoginWorker.doInBackground(LoginWorker.java:48)
From Console: at net.ftb.workers.LoginWorker.doInBackground(LoginWorker.java:33)
From Console: at javax.swing.SwingWorker$1.call(Unknown Source)
From Console: at java.util.concurrent.FutureTask.run(Unknown Source)
From Console: at javax.swing.SwingWorker.run(Unknown Source)
From Console: at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
From Console: at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
From Console: at java.lang.Thread.run(Unknown Source)