message: Ignore error on readFileSync.
diff: @@ -65,12 +65,16 @@ export const buildStorybook = async ctx => {
  logFile.end();
  }
  + try {
  const buildLog = fs.readFileSync(ctx.buildLogFile, 'utf8');
  const outputDir = getOutputDir(buildLog);
  if (outputDir && outputDir !== ctx.sourceDir) {
  ctx.log.warn(deviatingOutputDir(ctx, outputDir));
  ctx.sourceDir = outputDir;
  }
  + } catch (e) {
  + ctx.log.debug(e);
  + }
  };
  export default createTask({
  