Compile error following the your build instructions

[mdausend]

After perfroming the step ng build --prod --baseHref="..." I got the following error:

[..]
10% building 4/5 modules 1 active ...arcel/my-bgg-collection/node_modules/postcss-loader/src/index.js??extracted!//my-bgg-collection/node_modules/@angular/material/prebuilt-themes/deeppurple-amber.css//my-bgg-collection/node_modules/loader-runner/lib/LoaderRunner.js:106
throw new Error("callback(): The callback was already called.");
^
Error: callback(): The callback was already called.
at context.callback (//my-bgg-collection/node_modules/loader-runner/lib/LoaderRunner.js:106:10)
at //my-bgg-collection/node_modules/css-loader/dist/index.js:137:5
at processTicksAndRejections (node:internal/process/task_queues:96:5)