Crash when trying to authenticate with Imgur with recent forge versions

[olee]

Game crashes when trying to authenticate with Imgur, directly after pressing the Imgur button.

java.lang.NoSuchMethodError: net.minecraft.client.gui.GuiConfirmOpenLink.<init>(Lnet/minecraft/client/gui/GuiScreen;Ljava/lang/String;IZ)V
        at uk.codingbadgers.bUpload.gui.auth.AddImgurAuthGui.func_73866_w_(AddImgurAuthGui.java:147)
        at net.minecraft.client.gui.GuiScreen.func_146280_a(GuiScreen.java:255)
        at net.minecraft.client.Minecraft.func_147108_a(Minecraft.java:797)
        at uk.codingbadgers.bUpload.gui.bUploadGuiScreen.displayGuiScreen(bUploadGuiScreen.java:32)
        at uk.codingbadgers.bUpload.gui.auth.AuthGui.func_146284_a(AuthGui.java:58)
        at net.minecraft.client.gui.GuiScreen.func_73864_a(GuiScreen.java:225)
        at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:296)
        at net.minecraft.client.gui.GuiScreen.func_146269_k(GuiScreen.java:268)
        at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1628)
        at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:961)
        at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:887)
        at net.minecraft.client.main.Main.main(SourceFile:148)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:483)
        at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
        at net.minecraft.launchwrapper.Launch.main(Launch.java:28)