[@smithy/util-base64: toBase64 encoder function only accepts string | Uint8Array]

[alhanfy]

Problem

i always get this error [@smithy/util-base64: toBase64 encoder function only accepts string | Uint8Array]

Steps to reproduce the issue

Expected behavior

System details (run AWS: About and/or Amazon Q: About)

OS: Windows_NT x64 10.0.26200
Visual Studio Code extension host: 1.105.1
Amazon Q: 1.103.0
node: 22.19.0
electron: 37.6.0