error to investigate

[vankasteelj]

I encountered an error in butter (using ccc:datenspuren), need to test and check what's up

subtitleProvider.fetch() TypeError: Cannot read property 'SubFormat' of undefined
    at E:\GIT\butter-desktop\node_modules\opensubtitles-api\lib\search.js:167:45
    at arrayEach (E:\GIT\butter-desktop\node_modules\opensubtitles-api\node_modules\lodash\lodash.js:537:11)
    at Function.forEach (E:\GIT\butter-desktop\node_modules\opensubtitles-api\node_modules\lodash\lodash.js:9344:14)
    at E:\GIT\butter-desktop\node_modules\opensubtitles-api\lib\search.js:165:11
    at Promise._execute (E:\GIT\butter-desktop\node_modules\bluebird\js\release\debuggability.js:299:9)
    at Promise._resolveFromExecutor (E:\GIT\butter-desktop\node_modules\bluebird\js\release\promise.js:481:18)
    at new Promise (E:\GIT\butter-desktop\node_modules\bluebird\js\release\promise.js:77:14)
    at LibSearch.optimizeSubs (E:\GIT\butter-desktop\node_modules\opensubtitles-api\lib\search.js:152:12)
    at E:\GIT\butter-desktop\node_modules\opensubtitles-api\index.js:98:30