IDE Error Report (v4.7.0) (with added details)

[RCVarley]

Additional information

Error occurred when opening project.

Making changes to the plugin settings also causes WebStorm to report that it can't save the settings, after which it asks me to restart the IDE.

Settings

Setting	Value
Locales directory	C:\Users\USER\Code\PROJECT\src\locales
File structure	Single Directory, YAML, *.yaml
Consider subdirectories for modularized translation files	false
Sort translation keys alphabetically	false
Key delimiters	[section] .
Default namespace
Preview locale	en
Escape section delimiter within a section layer	true
Editor code assistance for translations	true
Always fold translation keys	false
I18n flavor template	$i18n.t
Key format of extracted translation	Snake Case

Locales

PROJECT
└── src
    └── locales
       ├── en.yaml
       └── en-bm.yaml

...
dialog_sort:
  btn_exit: "@:misc.exit"
errors:
  generic_errors:
    "500": Unknown server error.
    name_already_exists: "{name} already exists"
...

WebStorm details

WebStorm 2024.3.1.1
Build #WS-243.22562.222, built on December 18, 2024
Subscription is active until January 29, 2025.
Runtime version: 21.0.5+8-b631.28 amd64 (JCEF 122.1.9)
VM: OpenJDK 64-Bit Server VM by JetBrains s.r.o.
Toolkit: sun.awt.windows.WToolkit
Windows 10.0
GC: G1 Young Generation, G1 Concurrent GC, G1 Old Generation
Memory: 8008M
Cores: 20
Registry:
ide.experimental.ui=true
i18n.locale=
terminal.new.ui=true
Non-Bundled Plugins:
com.github.leomillon.uuidgenerator (4.5.1)
com.nasller.CodeGlancePro (1.9.5)
quokka.js (1.0.471)
com.mallowigi.colorHighlighter (18.1.0)
de.marhali.easyi18n (4.7.0)
mdx.js (243.21565.120)
zielu.gittoolbox (600.0.11+243)
mobi.hsz.idea.gitignore (4.5.4)

Exception trace

An error occurred while processing translation files.
Config: SINGLE => YAML (*.yaml)
Path: C:\Users\USER\Code\PROJECT\src\locales
Please check examples at https://github.com/marhali/easy-i18n before reporting an issue!

java.io.IOException: TranslationFile{virtualFile=file://C:/Users/USER/Code/PROJECT/src/locales/en.yaml, locale='en', namespace='null'}

class java.lang.Boolean cannot be cast to class java.lang.String (java.lang.Boolean and java.lang.String are in module java.base of loader 'bootstrap')
	at de.marhali.easyi18n.io.IOHandler.read(IOHandler.java:83)
	at de.marhali.easyi18n.DataStore.lambda$loadFromPersistenceLayer$0(DataStore.java:54)
	at com.intellij.openapi.application.impl.AnyThreadWriteThreadingSupport.runReadAction$lambda$3(AnyThreadWriteThreadingSupport.kt:258)
	at com.intellij.openapi.application.impl.AnyThreadWriteThreadingSupport.runReadAction(AnyThreadWriteThreadingSupport.kt:272)
	at com.intellij.openapi.application.impl.AnyThreadWriteThreadingSupport.runReadAction(AnyThreadWriteThreadingSupport.kt:258)
	at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:853)
	at de.marhali.easyi18n.DataStore.loadFromPersistenceLayer(DataStore.java:52)
	at de.marhali.easyi18n.InstanceManager.lambda$new$1(InstanceManager.java:46)
	at com.intellij.openapi.application.TransactionGuardImpl.runWithWritingAllowed(TransactionGuardImpl.java:236)
	at com.intellij.openapi.application.TransactionGuardImpl.access$100(TransactionGuardImpl.java:25)
	at com.intellij.openapi.application.TransactionGuardImpl$1.run(TransactionGuardImpl.java:198)
	at com.intellij.openapi.application.impl.AnyThreadWriteThreadingSupport.runIntendedWriteActionOnCurrentThread$lambda$2(AnyThreadWriteThreadingSupport.kt:217)
	at com.intellij.openapi.application.impl.AnyThreadWriteThreadingSupport.runWriteIntentReadAction(AnyThreadWriteThreadingSupport.kt:128)
	at com.intellij.openapi.application.impl.AnyThreadWriteThreadingSupport.runIntendedWriteActionOnCurrentThread(AnyThreadWriteThreadingSupport.kt:216)
	at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:842)
	at com.intellij.openapi.application.impl.ApplicationImpl$2.run(ApplicationImpl.java:421)
	at com.intellij.util.concurrency.ChildContext$runInChildContext$1.invoke(propagation.kt:101)
	at com.intellij.util.concurrency.ChildContext$runInChildContext$1.invoke(propagation.kt:101)
	at com.intellij.util.concurrency.ChildContext.runInChildContext(propagation.kt:107)
	at com.intellij.util.concurrency.ChildContext.runInChildContext(propagation.kt:101)
	at com.intellij.util.concurrency.ContextRunnable.run(ContextRunnable.java:27)
	at com.intellij.openapi.application.impl.FlushQueue.runNextEvent(FlushQueue.java:117)
	at com.intellij.openapi.application.impl.FlushQueue.flushNow(FlushQueue.java:43)
	at java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:318)
	at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:781)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:728)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:722)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:87)
	at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:750)
	at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.kt:675)
	at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.kt:573)
	at com.intellij.ide.IdeEventQueue.dispatchEvent$lambda$18$lambda$17$lambda$16$lambda$15(IdeEventQueue.kt:355)
	at com.intellij.openapi.progress.impl.CoreProgressManager.computePrioritized(CoreProgressManager.java:857)
	at com.intellij.ide.IdeEventQueue.dispatchEvent$lambda$18$lambda$17$lambda$16(IdeEventQueue.kt:354)
	at com.intellij.ide.IdeEventQueueKt.performActivity$lambda$2$lambda$1(IdeEventQueue.kt:1045)
	at com.intellij.openapi.application.WriteIntentReadAction.lambda$run$0(WriteIntentReadAction.java:24)
	at com.intellij.openapi.application.impl.AnyThreadWriteThreadingSupport.runWriteIntentReadAction(AnyThreadWriteThreadingSupport.kt:128)
	at com.intellij.openapi.application.impl.ApplicationImpl.runWriteIntentReadAction(ApplicationImpl.java:916)
	at com.intellij.openapi.application.WriteIntentReadAction.compute(WriteIntentReadAction.java:55)
	at com.intellij.openapi.application.WriteIntentReadAction.run(WriteIntentReadAction.java:23)
	at com.intellij.ide.IdeEventQueueKt.performActivity$lambda$2(IdeEventQueue.kt:1045)
	at com.intellij.ide.IdeEventQueueKt.performActivity$lambda$3(IdeEventQueue.kt:1054)
	at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:109)
	at com.intellij.ide.IdeEventQueueKt.performActivity(IdeEventQueue.kt:1054)
	at com.intellij.ide.IdeEventQueue.dispatchEvent$lambda$18(IdeEventQueue.kt:349)
	at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.kt:395)
	at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:207)
	at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
	at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
	at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
	at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
	at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:92)
Caused by: java.lang.ClassCastException: class java.lang.Boolean cannot be cast to class java.lang.String (java.lang.Boolean and java.lang.String are in module java.base of loader 'bootstrap')
	at de.marhali.easyi18n.io.parser.yaml.YamlMapper.read(YamlMapper.java:17)
	at de.marhali.easyi18n.io.parser.yaml.YamlMapper.read(YamlMapper.java:23)
	at de.marhali.easyi18n.io.parser.yaml.YamlMapper.read(YamlMapper.java:23)
	at de.marhali.easyi18n.io.parser.yaml.YamlMapper.read(YamlMapper.java:23)
	at de.marhali.easyi18n.io.parser.yaml.YamlMapper.read(YamlMapper.java:23)
	at de.marhali.easyi18n.io.parser.yaml.YamlParserStrategy.read(YamlParserStrategy.java:59)
	at de.marhali.easyi18n.io.IOHandler.read(IOHandler.java:79)
	... 52 more