uniapp打包报错。请教如何解决。

[HBuilder] 09:27:35.343 Module build failed (from ./node_modules/postcss-loader/src/index.js):
[HBuilder] 09:27:35.354 TypeError: Cannot read properties of undefined (reading 'length')
[HBuilder] 09:27:35.355 at D:\workspace\lanhai_workspace\lanhai_app\pages\my\invite.vue:274:3
[HBuilder] 09:27:35.361 at D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss-value-parser\lib\unit.js:10:13
[HBuilder] 09:27:35.362 at D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss-minify-gradients\dist\index.js:66:61
[HBuilder] 09:27:35.364 at Array.forEach (<anonymous>)
[HBuilder] 09:27:35.365 at D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss-minify-gradients\dist\index.js:60:18
[HBuilder] 09:27:35.368 at walk (D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss-value-parser\lib\walk.js:7:16)
[HBuilder] 09:27:35.369 at ValueParser.walk (D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss-value-parser\lib\index.js:18:3)
[HBuilder] 09:27:35.371 at optimise (D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss-minify-gradients\dist\index.js:43:59)
[HBuilder] 09:27:35.372 at D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss\lib\container.js:194:18
[HBuilder] 09:27:35.375 at D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss\lib\container.js:139:18
[HBuilder] 09:27:35.379 at Rule.each (D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss\lib\container.js:105:16)
[HBuilder] 09:27:35.380 at Rule.walk (D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss\lib\container.js:135:17)
[HBuilder] 09:27:35.384 at D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss\lib\container.js:152:24
[HBuilder] 09:27:35.384 at Root.each (D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss\lib\container.js:105:16)
[HBuilder] 09:27:35.387 at Root.walk (D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss\lib\container.js:135:17)
[HBuilder] 09:27:35.387 at Root.walkDecls (D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss\lib\container.js:192:19)
[HBuilder] 09:27:35.391 at D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\postcss-minify-gradients\dist\index.js:178:23
[HBuilder] 09:27:35.392 at initializePlugin (D:\soft\HBuilderX\plugins\uniapp-cli\node_modules\cssnano\dist\index.js:31:51)
[HBuilder] 09:27:35.398 ERROR Build failed with errors.