Loss of File Modification Capability for Complex Scripts #24620

Description

The core functionality required to overwrite, update, or consolidate application setup scripts (.sh files) is consistently failing. The system seems unable to reliably write or modify complex, multi-command shell scripts, forcing the user into an unperformable manual workflow.

Steps to Reproduce (Observed Workflow)

1. Attempting to create or modify a multi-line shell script (.sh) within a complex software engineering task (e.g., setting up a dependency environment).
2. Attempted overwriting the file content using:
   • The write tool. (Failed multiple times with "invalid arguments").
   • The edit tool. (Failed multiple times with "invalid arguments").
   • The bash tool with cat < file redirection. (Failed multiple times with permission/pathing errors).

Expected Result
The write tool (or a specialized scripting tool) should reliably allow the user to overwrite an existing .sh file with entirely new, multi-line shell script content, regardless of previous content, enabling the creation of reproducible bootstrap and setup scripts.

Actual Result
All attempts to overwrite significant shell scripts using the available controlled tools (write, edit, bash) have failed. The tool seems unable to process large, structured scripts for overwriting, leading to an inability to automate environment setup or script finalization.

Context and Impact Detail
The failure is not related to simple text replacement but the inability to manage the entire script body. This has been observed repeatedly when trying to combine setup, dependencies installation, environment variable exporting (export HF_HOME=...), and final execution into one reliable, portable startup script. The inability to reliably write this master script renders the tooling useless for deploying complex, reproducible local environments.

Plugins

None

OpenCode version

1.14.22

Steps to reproduce

1. Attempting to create or modify a multi-line shell script (.sh) within a complex software engineering task (e.g., setting up a dependency environment).
2. Attempted overwriting the file content using:
   • The write tool. (Failed multiple times with "invalid arguments").
   • The edit tool. (Failed multiple times with "invalid arguments").
   • The bash tool with cat < file redirection. (Failed multiple times with permission/pathing errors).

Screenshot and/or share link

Operating System

Ubuntu 22.04.5 LTS

Terminal

Gnome-Terminal (Bash)