Exception in thread "main" org.spongepowered.asm.launch.MixinInitialisationError: Error initialising mixin config globaldataandresourcepacks.mixins.json
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.Config.create(Config.java:153)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.Mixins.createConfiguration(Mixins.java:100)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.Mixins.addConfiguration(Mixins.java:87)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.addConfig(MixinPlatformManager.java:262)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformAgentDefault.prepare(MixinPlatformAgentDefault.java:46)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinContainer.prepare(MixinContainer.java:122)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.createContainerFor(MixinPlatformManager.java:144)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.addContainer(MixinPlatformManager.java:134)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.addNestedContainers(MixinPlatformManager.java:152)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.scanForContainers(MixinPlatformManager.java:213)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.platform.MixinPlatformManager.inject(MixinPlatformManager.java:186)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.MixinBootstrap.inject(MixinBootstrap.java:202)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.MixinLaunchPluginLegacy.initializeLaunch(MixinLaunchPluginLegacy.java:201)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.launch.MixinLaunchPlugin.initializeLaunch(MixinLaunchPlugin.java:34)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchPluginHandler.lambda$announceLaunch$11(LaunchPluginHandler.java:100)
at java.base/java.util.HashMap.forEach(HashMap.java:1421)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchPluginHandler.announceLaunch(LaunchPluginHandler.java:100)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:51)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.Launcher.run(Launcher.java:106)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.Launcher.main(Launcher.java:77)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23)
at [email protected]/cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:141)
Caused by: java.lang.IllegalArgumentException: The specified resource 'globaldataandresourcepacks.mixins.json' was invalid or could not be read
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.MixinConfig.create(MixinConfig.java:1282)
at MC-BOOTSTRAP/org.spongepowered.mixin/org.spongepowered.asm.mixin.transformer.Config.create(Config.java:148)
... 23 more

Thanks, fixed in 1.15.1, which is waiting for approval on Modrinth and Curseforge https://www.curseforge.com/minecraft/mc-mods/drp-global-datapack/files/4271225