resolve_tool_error · Memory Bank MCP: Risk & Policy

WHAT IT DOES

What resolve_tool_error does on Memory Bank MCP

AI agents use resolve_tool_error to create or update resources in Memory Bank MCP — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Memory Bank MCP environment.

WHY IT NEEDS A POLICY

Why resolve_tool_error needs a policy

An AI agent can call resolve_tool_error faster than any human can review — one bad instruction and it creates or modifies resources in Memory Bank MCP by the hundred, each call as confident as the last.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

resolve_tool_error Rate-limited

resolve_tool_error stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "resolve_tool_error": {
      "limits": [
        {
          "counter": "resolve_tool_error_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Memory Bank MCP, so you can run agents against it safely.

FAQ

Questions about resolve_tool_error

What does the resolve_tool_error tool do? +

resolve_tool_error. It is categorised as a Write tool in the Memory Bank MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on resolve_tool_error? +

Register the Memory Bank MCP server in PolicyLayer and add a rule for resolve_tool_error: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Memory Bank MCP. Nothing to install.

What risk level is resolve_tool_error? +

resolve_tool_error is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit resolve_tool_error? +

Yes. Add a rate_limit block to the resolve_tool_error rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block resolve_tool_error completely? +

Set action: deny in the PolicyLayer policy for resolve_tool_error. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides resolve_tool_error? +

resolve_tool_error is provided by the Memory Bank MCP server (spideynolove/memory). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.