Bug: sam build - AttributeError

[rkarthikr]

Description:

2024-03-16 12:31:43 Plugin 'ServerlessAppPlugin' raised an exception: 'NoneType' object has no attribute 'get'
This is an old project and i am trying to git clone and update the stack with new changes

Steps to reproduce:

Observed result:

2024-03-16 12:31:43 Plugin 'ServerlessAppPlugin' raised an exception: 'NoneType' object has no attribute 'get'
Traceback (most recent call last):
File "samtranslator/plugins/sam_plugins.py", line 130, in act
File "samtranslator/metrics/method_decorator.py", line 116, in wrapper_cw_timer
File "samtranslator/plugins/application/serverless_app_plugin.py", line 125, in on_before_transform_template
File "samtranslator/sdk/template.py", line 34, in iterate
File "samtranslator/sdk/resource.py", line 26, in init
AttributeError: 'NoneType' object has no attribute 'get'
Error: 'NoneType' object has no attribute 'get'
Traceback:
File "click/core.py", line 1078, in main
File "click/core.py", line 1688, in invoke
File "click/core.py", line 1434, in invoke
File "click/core.py", line 783, in invoke
File "samcli/cli/cli_config_file.py", line 347, in wrapper
File "click/decorators.py", line 92, in new_func
File "click/core.py", line 783, in invoke
File "samcli/lib/telemetry/metric.py", line 185, in wrapped
File "samcli/lib/telemetry/metric.py", line 150, in wrapped
File "samcli/lib/utils/version_checker.py", line 43, in wrapped
File "samcli/cli/main.py", line 95, in wrapper
File "samcli/commands/build/command.py", line 175, in cli
File "samcli/commands/build/command.py", line 240, in do_cli
File "samcli/commands/build/build_context.py", line 185, in enter
File "samcli/commands/build/build_context.py", line 191, in set_up
File "samcli/lib/providers/sam_stack_provider.py", line 270, in get_stacks
File "samcli/lib/providers/sam_stack_provider.py", line 62, in init
File "samcli/lib/providers/sam_base_provider.py", line 193, in get_template
File "samcli/lib/samlib/wrapper.py", line 73, in run_plugins
File "samcli/lib/samlib/wrapper.py", line 130, in parse
File "samtranslator/plugins/sam_plugins.py", line 136, in act
File "samtranslator/plugins/sam_plugins.py", line 130, in act
File "samtranslator/metrics/method_decorator.py", line 116, in wrapper_cw_timer
File "samtranslator/plugins/application/serverless_app_plugin.py", line 125, in on_before_transform_template
File "samtranslator/sdk/template.py", line 34, in iterate
File "samtranslator/sdk/resource.py", line 26, in init

Expected result:

Build to complete successfully

Additional environment details (Ex: Windows, Mac, Amazon Linux etc)

1. OS: MacOS Sonoma 14.3.1 (23D60)
2. sam --version: SAM CLI, version 1.112.0
3. AWS region: us-east-1

# Paste the output of `sam --info` here

{
"version": "1.112.0",
"system": {
"python": "3.8.13",
"os": "macOS-14.3.1-arm64-arm-64bit"
},
"additional_dependencies": {
"docker_engine": "Not available",
"aws_cdk": "2.132.1 (build 9df7dd3)",
"terraform": "Not available"
},
"available_beta_feature_env_vars": [
"SAM_CLI_BETA_FEATURES",
"SAM_CLI_BETA_BUILD_PERFORMANCE",
"SAM_CLI_BETA_TERRAFORM_SUPPORT",
"SAM_CLI_BETA_RUST_CARGO_LAMBDA"
]
}

Add --debug flag to command you are running

[rkarthikr]

Fixed it - Code Issue

[github-actions]

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