代码写着写着报错，创建新项目一改不改同样报错ERROR SyntaxError: Unexpected token '<'

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16:00:47.612 项目 cs2 开始编译
16:00:48.504 4.75
16:00:48.504 请注意运行模式下，因日志输出、sourcemap以及未压缩源码等原因，性能和包体积，均不及发行模式。
16:00:48.571 正在编译中...
16:00:49.350 ERROR SyntaxError: Unexpected token '<'
16:00:49.350 D:\HBuilderX\plugins\uniapp-cli\node_modules\postcss\lib\lazy-result.js:1
16:00:49.350 < template >
16:00:49.350 ^
16:00:49.350 SyntaxError: Unexpected token '<'
16:00:49.350 at internalCompileFunction (node:internal/vm:76:18)
16:00:49.350 at wrapSafe (node:internal/modules/cjs/loader:1283:20)
16:00:49.350 at Module._compile (node:internal/modules/cjs/loader:1328:27)
16:00:49.350 at Module._extensions..js (node:internal/modules/cjs/loader:1422:10)
16:00:49.350 at Module.load (node:internal/modules/cjs/loader:1203:32)
16:00:49.350 at Module._load (node:internal/modules/cjs/loader:1019:12)
16:00:49.350 at Module.require (node:internal/modules/cjs/loader:1231:19)
16:00:49.350 at require (node:internal/modules/helpers:177:18)
16:00:49.350 at Object.<anonymous> (D:\HBuilderX\plugins\uniapp-cli\node_modules\postcss\lib\processor.js:6:42)
16:00:49.350 at Module._compile (node:internal/modules/cjs/loader:1364:14)
16:00:49.350 at Module._extensions..js (node:internal/modules/cjs/loader:1422:10)
16:00:49.350 at Module.load (node:internal/modules/cjs/loader:1203:32)
16:00:49.350 at Module._load (node:internal/modules/cjs/loader:1019:12)
16:00:49.350 at Module.require (node:internal/modules/cjs/loader:1231:19)
16:00:49.350 at require (node:internal/modules/helpers:177:18)
16:00:49.351 at Object.<anonymous> (D:\HBuilderX\plugins\uniapp-cli\node_modules\postcss\lib\postcss.js:8:41)
16:00:49.354 已停止运行...