Chodzi o to że niemoge zmienić wersji z 1.12.2 na 1.2.5 zamiast tego wyskakuje mi taki komunikat, co mam zrobić?
Minecraft has crashed!
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Minecraft has stopped running because it encountered a problem.
--- BEGIN ERROR REPORT 7cf3a456 --------
Generated 18.05.18 19:21
Minecraft: Minecraft 1.2.5
OS: Windows 10 (amd64) version 10.0
Java: 1.8.0_25, Oracle Corporation
VM: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
LWJGL: 2.9.0
OpenGL: Intel(R) HD Graphics 4400 version 4.3.0 - Build 20.19.15.4549, Intel
java.lang.NullPointerException
at java.io.Reader.<init>(Reader.java:78)
at java.io.InputStreamReader.<init>(InputStreamReader.java:97)
at adn.a(SourceFile:62)
at adn.a(SourceFile:99)
at net.minecraft.client.Minecraft.a(SourceFile:262)
at net.minecraft.client.Minecraft.run(SourceFile:657)
at java.lang.Thread.run(Thread.java:745)
--- END ERROR REPORT 53c808aa ----------
