Deploy failed: expected str, bytes or os.PathLike object, not NoneType

[addodelgrossi]

Describe the bug
When executing the command adk deploy cloud_run, the following error is returned:
Deploy failed: expected str, bytes or os.PathLike object, not NoneType.
This started happening after upgrading from version 1.8.0 to 1.9.0.

To Reproduce
Steps to reproduce the behavior:

adk deploy cloud_run \
--project=$GOOGLE_CLOUD_PROJECT \
--region=$GOOGLE_CLOUD_LOCATION \
--service_name=$SERVICE_NAME \
--app_name=$APP_NAME \
--session_service_uri "$DATABASE_URL" \
--with_ui \
$AGENT_PATH

Output:

Start generating Cloud Run source files in /var/folders/k0/m27jf9zx6nvb007zyd3h8fcm0000gn/T/cloud_run_deploy_src/20250804_111610
Copying agent source code...
Copying agent source code completed.
Creating Dockerfile...
Creating Dockerfile complete: /var/folders/k0/m27jf9zx6nvb007zyd3h8fcm0000gn/T/cloud_run_deploy_src/20250804_111610/Dockerfile
Deploying to Cloud Run...
Cleaning up the temp folder: /var/folders/k0/m27jf9zx6nvb007zyd3h8fcm0000gn/T/cloud_run_deploy_src/20250804_111610
Deploy failed: expected str, bytes or os.PathLike object, not NoneType

Expected behavior
Container deployed

Screenshots

Start generating Cloud Run source files in /var/folders/k0/m27jf9zx6nvb007zyd3h8fcm0000gn/T/cloud_run_deploy_src/20250804_111610
Copying agent source code...
Copying agent source code completed.
Creating Dockerfile...
Creating Dockerfile complete: /var/folders/k0/m27jf9zx6nvb007zyd3h8fcm0000gn/T/cloud_run_deploy_src/20250804_111610/Dockerfile
Deploying to Cloud Run...
Cleaning up the temp folder: /var/folders/k0/m27jf9zx6nvb007zyd3h8fcm0000gn/T/cloud_run_deploy_src/20250804_111610
Deploy failed: expected str, bytes or os.PathLike object, not NoneType

Desktop (please complete the following information):

• OS: macOS
  Darwin Addos-MacBook-Pro-2.local 24.6.0 Darwin Kernel Version 24.6.0: Mon Jul 14 11:30:29 PDT 2025;
• Python version(python -V): Python 3.13.4
• ADK version(pip show google-adk): Name: google-adk
  Version: 1.9.0
  Summary: Agent Development Kit
  Home-page: https://google.github.io/adk-docs/
  Author:
  Author-email: Google LLC googleapis-packages@google.com
  License:
  Location: /Users/addo/jobs/konfido/adapti-agent/venv/lib/python3.13/site-packages
  Requires: absolufy-imports, anyio, authlib, click, fastapi, google-api-python-client, google-cloud-aiplatform, google-cloud-secret-manager, google-cloud-speech, google-cloud-storage, google-genai, graphviz, mcp, opentelemetry-api, opentelemetry-exporter-gcp-trace, opentelemetry-sdk, pydantic, python-dateutil, python-dotenv, PyYAML, requests, sqlalchemy, starlette, tenacity, typing-extensions, tzlocal, uvicorn, watchdog, websockets
  Required-by:

Model Information:
Not applicable

Additional context
Not applicable

[Jacksunwei]

Thanks for reporting! I have a pending fix for this.