The EntryPoint encountered an error when attempting to transfer accrued funds from the user operation to the designated beneficiary.

Troubleshooting Steps

  1. For Self-Managed Bundlers:

    • Verify your bundler configuration
    • Ensure the beneficiary address is valid and can receive transfers
  2. For Bundler Service Users:

Addressing these configuration issues should resolve the AA91 error and enable successful fund transfers.