---
page_type: error
code: 33102
message: "33102: Parameter missing"
level: ERROR
product: Programmable Wireless
---

## Description

Raised whenever a required parameter was not passed with the request. The error object's detail field will indicate which parameter was not provided.

### Possible Causes

- While sending a Command, you did not indicate the `Sim` to send it to.
- While transferring a SIM to another Account, you need to provide a new Rate Plan present in the target Account or remove the current Rate Plan if the SIM to move is currently assigned to a Rate Plan.
- While transferring a SIM to another Account, you cannot transfer a SIM in status `ready`.

### Possible Solutions

- While sending a Command, ensure `Sim` parameter is provided.
- While transferring a SIM to another Account, ensure a `RatePlan` is provided that present in the target Account.
- While transferring a SIM to another Account, ensure the SIM to transfer is not in status `ready`.