# Can not cancel order.Error code 32000.Help me

**URL:** <https://forums.counterparty.io/t/can-not-cancel-order-error-code-32000-help-me/5309>\
**Category:** Support\
**Created:** [January 6, 2019, 1:45pm UTC](https://forums.counterparty.io/t/can-not-cancel-order-error-code-32000-help-me/5309 "2019-01-06T13:45:44Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![TrigTrick](https://avatars.discourse-cdn.com/v4/letter/t/ccd318/32.png) [@TrigTrick](https://forums.counterparty.io/u/TrigTrick)\
**Post date:** [January 6, 2019, 1:45pm UTC](https://forums.counterparty.io/t/can-not-cancel-order-error-code-32000-help-me/5309/1 "2019-01-06T13:45:44Z")

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I bought an order for Trigger token on January 1 at xcp dex exchanges. I can not cancel the order and the error message below will appear. Please tell me how to resolve.

falloverAPI: Call failed (across all servers). Method: get\_optimal\_fee\_per\_kb; Last error: JSON-RPC Error:

**Type:** Server error

**Code:** -32000

**Message:** Got back error from server: {‘code’: -32602, ‘message’: ‘Invalid params’, ‘data’: {‘args’: [“fee\_per\_kb() got an unexpected keyword argument ‘nblocks’”], ‘type’: ‘TypeError’, ‘message’: “fee\_per\_kb() got an unexpected keyword argument ‘nblocks’”}}

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**Author:** ![foldinger](https://avatars.discourse-cdn.com/v4/letter/f/8e8cbc/32.png) [@foldinger](https://forums.counterparty.io/u/foldinger)\
**Post date:** [January 7, 2019, 3:30pm UTC](https://forums.counterparty.io/t/can-not-cancel-order-error-code-32000-help-me/5309/2 "2019-01-07T15:30:42Z")

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> [@Can not cancel an order. Error 3200](https://forums.counterparty.io/t/can-not-cancel-an-order-error-3200/5298/12):
>
> Thats worked!!! Thank you really so much!!! Happy new year and enjoy your holidays!!!