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SAM package or deploy command not configured correctly #8452
Description
Description:
I'm unable to use the package or deploy command.
Steps to reproduce:
# File sam/template.yml
Resource:
ListOrgsApiLambda:
Type: AWS::Serverless::Function
Properties:
AutoPublishAlias: !If
- IsProvisioned
- live
- !Ref AWS::NoValue
CodeUri: ../dist/api/organizations
Events:
ListOrganizations:
Properties:
Method: get
Path: /organizations
RestApiId: <rest-api-id>
Type: Api
Handler: list.handler
Policies:
- Statement:
- Action: verifiedpermissions:isauthorizedwithtoken
Effect: Allow
Resource: <Policy-store-arn>
ProvisionedConcurrencyConfig: !If
- IsProvisioned
- ProvisionedConcurrentExecutions: 5
- !Ref AWS::NoValuebrew install aws-sam-cli
sam package \
--region eu-west-1 \
--template-file sam/template.yml \
--s3-prefix some-stack \
--s3-bucket templatebucket-zde1hqkcbjas \
--output-template-file template-output.ymlObserved result:
2025-11-20 18:39:22 Command 'package' is not configured correctly. Unable to import 'samcli.commands.package'
Traceback (most recent call last):
File "/opt/homebrew/Cellar/aws-sam-cli/1.146.0/libexec/lib/python3.13/site-packages/samtranslator/compat.py", line 2, in <module>
from pydantic import v1 as pydantic
ModuleNotFoundError: No module named 'pydantic'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/opt/homebrew/Cellar/aws-sam-cli/1.146.0/libexec/lib/python3.13/site-packages/samcli/cli/command.py", line 265, in get_command
mod = importlib.import_module(pkg_name)
File "/opt/homebrew/Cellar/python@3.13/3.13.9_1/Frameworks/Python.framework/Versions/3.13/lib/python3.13/importlib/__init__.py", line 88, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "<frozen importlib._bootstrap>", line 1387, in _gcd_import
File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
File "<frozen importlib._bootstrap>", line 1331, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 935, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 1027, in exec_module
File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
File "/opt/homebrew/Cellar/aws-sam-cli/1.146.0/libexec/lib/python3.13/site-packages/samcli/commands/package/__init__.py", line 6, in <module>
from .command import cli # noqa
^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/homebrew/Cellar/aws-sam-cli/1.146.0/libexec/lib/python3.13/site-packages/samcli/commands/package/command.py", line 11, in <module>
from samcli.commands._utils.options import (
...<12 lines>...
)
File "/opt/homebrew/Cellar/aws-sam-cli/1.146.0/libexec/lib/python3.13/site-packages/samcli/commands/_utils/options.py", line 34, in <module>
from samcli.commands._utils.template import TemplateNotFoundException, get_template_artifacts_format, get_template_data
File "/opt/homebrew/Cellar/aws-sam-cli/1.146.0/libexec/lib/python3.13/site-packages/samcli/commands/_utils/template.py", line 25, in <module>
from samcli.yamlhelper import yaml_dump, yaml_parse
File "/opt/homebrew/Cellar/aws-sam-cli/1.146.0/libexec/lib/python3.13/site-packages/samcli/yamlhelper.py", line 25, in <module>
from samtranslator.utils.py27hash_fix import Py27Dict, Py27UniStr
File "/opt/homebrew/Cellar/aws-sam-cli/1.146.0/libexec/lib/python3.13/site-packages/samtranslator/utils/py27hash_fix.py", line 10, in <module>
from samtranslator.parser.parser import Parser
File "/opt/homebrew/Cellar/aws-sam-cli/1.146.0/libexec/lib/python3.13/site-packages/samtranslator/parser/parser.py", line 4, in <module>
from samtranslator.model.exceptions import (
...<3 lines>...
)
File "/opt/homebrew/Cellar/aws-sam-cli/1.146.0/libexec/lib/python3.13/site-packages/samtranslator/model/__init__.py", line 9, in <module>
from samtranslator.compat import pydantic
File "/opt/homebrew/Cellar/aws-sam-cli/1.146.0/libexec/lib/python3.13/site-packages/samtranslator/compat.py", line 10, in <module>
import pydantic # type: ignore
^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'pydantic'
Usage: sam [OPTIONS] COMMAND [ARGS]...
Try 'sam -h' for help.
Error: No such command 'package'.
Expected result:
Works as expected :|
Additional environment details (Ex: Windows, Mac, Amazon Linux etc)
- OS: MacOs 26.1
sam --version: SAM CLI, version 1.146.0- AWS region: eu-west-1
- Installed from homebrew
{
"version": "1.146.0",
"system": {
"python": "3.13.9",
"os": "macOS-26.1-arm64-arm-64bit-Mach-O"
},
"additional_dependencies": {
"container_engine": "Not available",
"aws_cdk": "Not available",
"terraform": "1.14.0"
},
"available_beta_feature_env_vars": [
"SAM_CLI_BETA_FEATURES",
"SAM_CLI_BETA_BUILD_PERFORMANCE",
"SAM_CLI_BETA_TERRAFORM_SUPPORT",
"SAM_CLI_BETA_PACKAGE_PERFORMANCE",
"SAM_CLI_BETA_RUST_CARGO_LAMBDA"
]
}
Found this issue, maybe related: #8163
Activity
[-]Bug: TITLE[/-][+]SAM package or deploy command not configured correctly[/+]flatherskevin commentedon Nov 24, 2025
Same here, this started on v1.146.0. Reverting to v1.145.0 allowed me to continue running these commands
flatherskevin commentedon Nov 24, 2025
aws/serverless-application-model#3831 AWS SAM CLI was updated to support Python 3.14 before the aws-sam-translator was updated to remove Pydantic 1.0
ugocottin commentedon Dec 1, 2025
Fixed in version 1.149.0
github-actions commentedon Dec 1, 2025
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