My technic launcher won't open!

[RyanGuerra]

[B#930] OS: windows 10
[B#930] Identified as windows
[B#930] Java: 1.8.0_321 64-bit (amd64)
[B#930] minecraft.net resolves to [52.85.212.39, 52.85.212.58, 52.85.212.36, 52.85.212.40]
[B#930] session.minecraft.net resolves to [54.164.34.185, 54.173.66.187, 52.7.153.255]
[B#930] textures.minecraft.net resolves to [18.67.0.12, 18.67.0.62, 18.67.0.66, 18.67.0.94]
[B#930] libraries.minecraft.net resolves to [108.156.74.128]
[B#930] authserver.mojang.com resolves to [108.139.163.53, 108.139.163.37, 108.139.163.43, 108.139.163.34]
[B#930] account.mojang.com resolves to [108.139.166.18, 108.139.166.114, 108.139.166.37, 108.139.166.110]
[B#930] technicpack.net resolves to [172.67.70.48, 104.26.7.125, 104.26.6.125]
[B#930] launcher.technicpack.net resolves to [75.126.39.75]
[B#930] api.technicpack.net resolves to [104.26.6.125, 172.67.70.48, 104.26.7.125]
[B#930] mirror.technicpack.net resolves to [75.126.39.75]
[B#930] solder.technicpack.net resolves to [104.26.6.125, 104.26.7.125, 172.67.70.48]
[B#930] files.minecraftforge.net resolves to [51.79.83.165]
[B#930] Don't need to inject new root certificates: Java 8 is 101+ (1.8.0_321)
[B#930] java.lang.NullPointerException
[B#930]     at net.technicpack.minecraftcore.mojang.auth.MojangUser.getId(MojangUser.java:68)
[B#930]     at net.technicpack.launchercore.image.face.MinotarFaceImageStore.downloadImage(MinotarFaceImageStore.java:45)
[B#930]     at net.technicpack.launchercore.image.face.MinotarFaceImageStore.downloadImage(MinotarFaceImageStore.java:30)
[B#930]     at net.technicpack.launchercore.image.ImageJob$2.run(ImageJob.java:132)
[B#930] Unhandled Exception in Thread[Image Download: user-face-null,5,main]
[B#930] java.lang.NullPointerException
[B#930]     at net.technicpack.minecraftcore.mojang.auth.AuthenticationService.requestRefresh(AuthenticationService.java:44)
[B#930]     at net.technicpack.minecraftcore.mojang.auth.AuthenticationService.requestRefresh(AuthenticationService.java:25)
[B#930]     at net.technicpack.launchercore.auth.UserModel.attemptUserRefresh(UserModel.java:63)
[B#930]     at net.technicpack.launchercore.auth.UserModel.initAuth(UserModel.java:104)
[B#930]     at net.technicpack.launcher.LauncherMain.startLauncher(LauncherMain.java:451)
[B#930]     at net.technicpack.launcher.LauncherMain.main(LauncherMain.java:210)
[B#930] Unhandled Exception in Thread[main,5,main]
[B#930] Starting download of https://www.gravatar.com/avatar/777da0eed8908835b1e9e08204f5beb2?s=60&d=retro, with 3 tries remaining
[B#930] Starting download of https://www.gravatar.com/avatar/2a29f323eddf3410fb1b531b10f7df6f?s=60&d=retro, with 3 tries remaining
[B#930] Starting download of https://www.gravatar.com/avatar/4c9b9cd817e62d043070a821551c04f0?s=60&d=retro, with 3 tries remaining

every time I open the original tecnich launcher this error appears in his log and I can't say very well what it is