sitefox/examples/nbb-auth Failed to deserialize user out of session

[jasalt]

The shadow-cljs example sitefox/examples/authentication works, but nbb-auth example fails after accessing verification url:

Error: Failed to deserialize user out of session
    at pass (/home/user/dev/fediviewerproxy/sitefox/examples/nbb-auth/node_modules/passport/lib/authenticator.js:359:19)
    at deserialized (/home/user/dev/fediviewerproxy/sitefox/examples/nbb-auth/node_modules/passport/lib/authenticator.js:364:7)
    at file:///home/user/dev/fediviewerproxy/sitefox/examples/nbb-auth/node_modules/nbb/lib/nbb_core.js:538:491
    at Q (file:///home/user/dev/fediviewerproxy/sitefox/examples/nbb-auth/node_modules/nbb/lib/nbb_core.js:323:469)
    at file:///home/user/dev/fediviewerproxy/sitefox/examples/nbb-auth/node_modules/nbb/lib/nbb_core.js:574:423
    at Q (file:///home/user/dev/fediviewerproxy/sitefox/examples/nbb-auth/node_modules/nbb/lib/nbb_core.js:323:469)
    at file:///home/user/dev/fediviewerproxy/sitefox/examples/nbb-auth/node_modules/nbb/lib/nbb_core.js:434:51
    at Object.resolve (file:///home/user/dev/fediviewerproxy/sitefox/examples/nbb-auth/node_modules/nbb/lib/nbb_promesa.js:50:769)
    at aTa (file:///home/user/dev/fediviewerproxy/sitefox/examples/nbb-auth/node_modules/nbb/lib/nbb_promesa.js:10:164)
    at file:///home/user/dev/fediviewerproxy/sitefox/examples/nbb-auth/node_modules/nbb/lib/nbb_promesa.js:48:113

nodejs v18.19.0