Errors when attempting to save config by web console.

[computerologist]

I get this when attempting to save the /r/drawing config (even with no changes) via the web FE. This is a change from yesterday. I am using latest verion of firefox on windows 10.

Error occurred while fetching configuration =>

/app/node_modules/iconv-lite/encodings/sbcs-data.js:146
    "ibm878":!"koi8r"�
                     

SyntaxError: Invalid or unexpected token
    at Object.compileFunction (node:vm:352:18)
    at wrapSafe (node:internal/modules/cjs/loader:1032:15)
    at Module._compile (node:internal/modules/cjs/loader:1067:27)
    at Object.Module._extensions..js (node:internal/modules/cjs/loader:1157:10)
    at Module.load (node:internal/modules/cjs/loader:981:32)
    at Function.Module._load (node:internal/modules/cjs/loader:822:12)
    at Module.require (node:internal/modules/cjs/loader:1005:19)
    at require (node:internal/modules/cjs/helpers:102:18)
    at Object.<anonymous> (/app/node_modules/iconv-lite/encodings/index.js:10:5)
    at Module._compile (node:internal/modules/cjs/loader:1103:14)
    at Object.Module._extensions..js (node:internal/modules/cjs/loader:1157:10)
    at Module.load (node:internal/modules/cjs/loader:981:32)
    at Function.Module._load (node:internal/modules/cjs/loader:822:12)
    at Module.require (node:internal/modules/cjs/loader:1005:19)
    at require (node:internal/modules/cjs/helpers:102:18)
    at Object.getCodec (/app/node_modules/iconv-lite/lib/index.js:65:27)
    at Object.getDecoder (/app/node_modules/iconv-lite/lib/index.js:127:23)
    at getDecoder (/app/node_modules/raw-body/index.js:46:18)
    at readStream (/app/node_modules/raw-body/index.js:187:15)
    at getRawBody (/app/node_modules/raw-body/index.js:109:12)
    at read (/app/node_modules/body-parser/lib/read.js:79:3)
    at jsonParser (/app/node_modules/body-parser/lib/types/json.js:135:5)
    at /app/src/Web/Client/index.js:77:9
    at Layer.handle [as handle_request] (/app/node_modules/express/lib/router/layer.js:95:5)
    at trim_prefix (/app/node_modules/express/lib/router/index.js:328:13)
    at /app/node_modules/express/lib/router/index.js:286:9
    at Function.process_params (/app/node_modules/express/lib/router/index.js:346:12)
    at next (/app/node_modules/express/lib/router/index.js:280:10)