昨天正常运行的项目， 今天早上过来删了unpackage目录，重新跑就一直报错，各种重启也没用。

10:12:19.664 /Applications/HBuilderX.app/Contents/HBuilderX/plugins/uniapp-cli/node_modules/@dcloudio/uni-cli-shared/lib/pages.js:115  
10:12:19.679   if (pagePath.indexOf('platforms') === 0) { // 平台相关  
10:12:19.679                ^  
10:12:19.691 TypeError: Cannot read property 'indexOf' of undefined  
10:12:19.691     at isValidPage (/Applications/HBuilderX.app/Contents/HBuilderX/plugins/uniapp-cli/node_modules/@dcloudio/uni-cli-shared/lib/pages.js:115:16)  
10:12:19.704     at filterPages (/Applications/HBuilderX.app/Contents/HBuilderX/plugins/uniapp-cli/node_modules/@dcloudio/uni-cli-shared/lib/pages.js:47:10)  
10:12:19.704     at processPagesJson (/Applications/HBuilderX.app/Contents/HBuilderX/plugins/uniapp-cli/node_modules/@dcloudio/uni-cli-shared/lib/pages.js:79:3)  
10:12:19.712     at getPagesJson (/Applications/HBuilderX.app/Contents/HBuilderX/plugins/uniapp-cli/node_modules/@dcloudio/uni-cli-shared/lib/pages.js:37:10)  
10:12:19.712     at Object.<anonymous> (/Applications/HBuilderX.app/Contents/HBuilderX/plugins/uniapp-cli/node_modules/@dcloudio/vue-cli-plugin-uni/lib/env.js:90:22)  
10:12:19.727     at Module._compile (module.js:652:30)  
10:12:19.728     at Object.Module._extensions..js (module.js:663:10)  
10:12:19.742     at Module.load (module.js:565:32)  
10:12:19.742     at tryModuleLoad (module.js:505:12)  
10:12:19.756     at Function.Module._load (module.js:497:3)