我最近在我的react应用程序中添加了一些NPM软件包和导入行，以支持IE11兼容性。在添加这些更改之前，没有错误部署到AWS，但是此后，构建失败。这很奇怪，因为看起来很小的更改似乎都不会破坏构建。部署时出现此日志错误：
[Container] 2019/07/24 17:19:36 Running command export RELEASE=$CODEBUILD_RESOLVED_SOURCE_VERSION
[Container] 2019/07/24 17:19:36 Running command npx serverless deploy --stage=$STAGE
Serverless: Trying to create certificate for escal.dev.app.esports.one in us-east-1 ...
Serverless: Certificate for escal.dev.app.esports.one in us-east-1 already exists with arn "arn:aws:acm:us-east-1:(...)". Skipping ...
Serverless: 'escal.dev.app.esports.one' was created/updated. New domains may take up to 40 minutes to be initialized.
Error --------------------------------------------------
Command failed: # Do not create a certificate for "prod" or "prod-admin" stages
( (test "dev" = "prod" || test "dev" = "prod-admin") || sls create-cert --stage=dev) &&
sls create_domain --stage=dev &&
# Run build script with env vars defined in this config
sls client build -p npm -c "run build" --stage=dev >/dev/null
For debugging logs, run again after setting the "SLS_DEBUG=*" environment variable.
Get Support --------------------------------------------
Docs: docs.serverless.com
Bugs: github.com/serverless/serverless/issues
Issues: forum.serverless.com
Your Environment Information -----------------------------
OS: linux
Node Version: 8.11.0
Serverless Version: 1.32.0
[Container] 2019/07/24 17:20:39 Command did not exit successfully npx serverless deploy --stage=$STAGE exit status 1
[Container] 2019/07/24 17:20:39 Phase complete: BUILD State: FAILED
[Container] 2019/07/24 17:20:39 Phase context status code: COMMAND_EXECUTION_ERROR Message: Error while executing command: npx serverless deploy --stage=$STAGE. Reason: exit status 1
[Container] 2019/07/24 17:20:39 Entering phase POST_BUILD
[Container] 2019/07/24 17:20:39 Uploading S3 cache...
[Container] 2019/07/24 17:22:05 Phase complete: POST_BUILD State: SUCCEEDED