Uncaught Exception: TypeError: ledgerClient is not a function while transition from .18.x to .19.x

[srirambv]

Description

Uncaught Exception: TypeError: ledgerClient is not a function while transition from .18.x to .19.x

Steps to Reproduce

1. Install 0.18.x, enable payments
2. Upgrade to 0.19.67, wait for transition to wallet start
3. Close the browser window after the update and relaunch from console
4. Console logs error, but transition completes successfully, wallet doesn't get into bad state

Actual result:

An uncaught exception occurred in the main process Uncaught Exception:
TypeError: ledgerClient is not a function
    at fs.readFile (C:\Users\Sriram BV\AppData\Local\brave\app-0.19.67\resources\app.asar\app\browser\api\ledger.js:2358:21)
    at FSReqWrap.readFileAfterClose [as oncomplete] (fs.js:439:3)

Expected result:
Should not log error, transition should happen

Reproduces how often: [What percentage of the time does it reproduce?]
Initially noted by @kjozwiak and was able to reproduce consistently , verified on Windows as well for the same behaviour

Brave Version

about:brave info:

Brave	0.1836
rev	7ab85e9
Muon	4.3.2

Brave	0.19.67
rev	b3a897e
Muon	4.5.9

Reproducible on current live release:

Additional Information

Not reproduce on macOS by @LaurenWags

[LaurenWags]

Was able to reproduce on MacOS this morning.