technic launcher is broken for me, says invalid login credentials

[xAleian]

to premise this post i took the following actions:
    1.  deleted and reinstalled (4 times)
     2. i tryed running as administrator 
      3. i contacted mojang support to confirm my password was correct
       4. i changed my password to contain only alphanumerical characters 

if there is any other steps i should take let me know as i am newer to computers 

i see my friend play this and im jealous  please help me  S.O.S

[Lord Ptolemy]

Read the announcements. Locked.