[Bug]: Cannot simulate transaction for guarded accounts

[gfusee]

Description

/transaction/cost?checkSignature=false fails with "transaction is not executable and gas will not be consumed, not allowed to bypass guardian: " if the sender has a guardian

Node version

Anyone

Host machine

Anyone

Steps to reproduce

Run any transaction on /transaction/cost?checkSignature=false where the sender is a guarded account.

I wrote a quick and dirty fix for my observing squads: https://github.com/gfusee/mx-chain-go/tree/fork/no_guardian_simulation_v1.9.6

On which network is the bug manifesting itself?

Mainnet

Code of Conduct

• I agree to follow this project's Code of Conduct

[miiu96]

Thanks for reporting this issue.
I will take a look.

[miiu96]

To resolve your issue, please set the following fields in the transaction:
• guardian: ${SENDER_GUARDIAN_ADDRESS}
• guardianSignature: "dummy"
• version: 2
• options: 2