升级到 IntelliJ IDEA 2026.1 之后，原本正常的 Gradle 项目突然无法同步和构建，IDE 提示依赖缓存可能损坏、建议重新下载，或者建议停掉 Gradle 守护进程。但照做之后依旧失败。问题现象事件日志里重复出现同一段类型转换异常：class org.jetbrains.plugins.gradle.tooling.serialization.internal.adapter.InternalIdeaModule cannot be cast to class org.gradle.tooling.model.ProjectModel (org.jetbrains.plugins.gradle.tooling.serialization.internal.adapter.InternalIdeaModule is in unnamed module of loader com.intellij.ide.plugins.cl.PluginClassLoader @17eec00d; org.gradle.tooling.model.ProjectModel is in unnamed module of loader com.intellij.ide.plugins.cl.PluginClassLoader @7080007a)IDE 同时给出几条建议：Gradle's dependency cache may be corrupt (this sometimes