LOGS:
20:29:54.990 game Caused by: org.spongepowered.asm.launch.MixinInitialisationError: Error initialising mixin config boatiview.forge.mixins.json 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.Config.create(Config.java:168) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.Mixins.createConfiguration(Mixins.java:121) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.Mixins.addConfiguration(Mixins.java:108) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.addConfig(MixinPlatformManager.java:263) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformAgentDefault.prepare(MixinPlatformAgentDefault.java:46) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinContainer.prepare(MixinContainer.java:122) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.createContainerFor(MixinPlatformManager.java:145) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.addContainer(MixinPlatformManager.java:135) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.addNestedContainers(MixinPlatformManager.java:153) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.scanForContainers(MixinPlatformManager.java:214) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.inject(MixinPlatformManager.java:187) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.MixinBootstrap.inject(MixinBootstrap.java:202) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.MixinLaunchPluginLegacy.initializeLaunch(MixinLaunchPluginLegacy.java:201) 20:29:54.990 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.MixinLaunchPlugin.initializeLaunch(MixinLaunchPlugin.java:34) 20:29:54.991 game at SECURE-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchPluginHandler.lambda$announceLaunch$6(LaunchPluginHandler.java:107) 20:29:54.991 game at java.base/java.util.HashMap.forEach(HashMap.java:1429) 20:29:54.991 game at SECURE-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchPluginHandler.announceLaunch(LaunchPluginHandler.java:106) 20:29:54.991 game at SECURE-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:56) 20:29:54.991 game at SECURE-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:97) 20:29:54.991 game at SECURE-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.Launcher.run(Launcher.java:116) 20:29:54.991 game at SECURE-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.Launcher.main(Launcher.java:75) 20:29:54.991 game at SECURE-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.BootstrapEntry.main(BootstrapEntry.java:17) 20:29:54.991 game at [email protected]/net.minecraftforge.bootstrap.Bootstrap.moduleMain(Bootstrap.java:188) 20:29:54.991 game at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) 20:29:54.991 game ... 4 more 20:29:54.991 game Caused by: java.lang.IllegalArgumentException: The specified resource 'boatiview.forge.mixins.json' was invalid or could not be read 20:29:54.991 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinConfig.create(MixinConfig.java:1388) 20:29:54.991 game at SECURE-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.Config.create(Config.java:163) 20:29:54.991 game ... 27 more 20:29:55.185 monitor Process Monitor Process crashed with exit code 1

More info:
4GB ram allocated
Java pre installed with game

Mods loaded:

No crash reports created. Only logs available.

I have released a patch version which should fix this issue. Try redownloading at https://www.curseforge.com/minecraft/mc-mods/boat-item-view-forge/files/6234713

Now working. Thank you for your help! 😄

Thank you for the report. I'll look into this.