Receving error in aws agent in kagent

[saireddyb]

apiVersion: v1
kind: ServiceAccount
metadata:
name: central-aws-mcp-sa
namespace: kagent
annotations:
eks.amazonaws.com/role-arn: "arn:aws:iam::accountno:role/kagent-mcp-access"

---

apiVersion: kagent.dev/v1alpha1
kind: MCPServer
metadata:
name: central-aws-mcp
namespace: kagent
spec:
transportType: stdio
timeout: "120s"
deployment:
image: ghcr.io/astral-sh/uv:python3.13-bookworm-slim
serviceAccountName: central-aws-mcp-sa
env:
AWS_REGION: "ap-south-1"
cmd: "sh"
args:
- "-c"
- "uvx mcp-proxy-for-aws@latest https://aws-mcp.us-east-1.api.aws/mcp --metadata AWS_REGION=$AWS_REGION"

This mcp pod came up and exec in to the pod also aws command are working.
but through agent first tool call works to get aws resource details but subsequent call fails with